diff --git a/includes/charts.pages.inc b/includes/charts.pages.inc
index f4a9b9fed886f906daa667821bcb814a5f0be3d9..60cde8007088b32015572db28510a26569d34692 100644
--- a/includes/charts.pages.inc
+++ b/includes/charts.pages.inc
@@ -35,7 +35,8 @@ function charts_info() {
   $charts_info = [];
   $chart_modules = Drupal::moduleHandler()->getImplementations('charts_info');
   foreach ($chart_modules as $module) {
-    $module_charts_info = Drupal::moduleHandler()->invoke($module, 'charts_info');
+    $module_charts_info = Drupal::moduleHandler()
+      ->invoke($module, 'charts_info');
     foreach ($module_charts_info as $chart_library => $chart_library_info) {
       $module_charts_info[$chart_library]['module'] = $module;
     }
@@ -57,10 +58,10 @@ function charts_type_info() {
 
   foreach ($charts_type_info as $chart_type => $chart_type_info) {
     $charts_type_info[$chart_type] += [
-      'label'         => '',
-      'axis'          => ChartsInterface::CHARTS_DUAL_AXIS,
+      'label' => '',
+      'axis' => ChartsInterface::CHARTS_DUAL_AXIS,
       'axis_inverted' => FALSE,
-      'stacking'      => FALSE,
+      'stacking' => FALSE,
     ];
   }
 
@@ -88,33 +89,33 @@ function charts_get_type($chart_type) {
 function charts_charts_type_info() {
 
   return [
-    'pie'     => [
+    'pie' => [
       'label' => t('Pie'),
-      'axis'  => ChartsInterface::CHARTS_SINGLE_AXIS,
+      'axis' => ChartsInterface::CHARTS_SINGLE_AXIS,
     ],
-    'bar'     => [
-      'label'         => t('Bar'),
-      'axis'          => ChartsInterface::CHARTS_DUAL_AXIS,
+    'bar' => [
+      'label' => t('Bar'),
+      'axis' => ChartsInterface::CHARTS_DUAL_AXIS,
       'axis_inverted' => TRUE,
-      'stacking'      => TRUE,
+      'stacking' => TRUE,
     ],
-    'column'  => [
-      'label'    => t('Column'),
-      'axis'     => ChartsInterface::CHARTS_DUAL_AXIS,
+    'column' => [
+      'label' => t('Column'),
+      'axis' => ChartsInterface::CHARTS_DUAL_AXIS,
       'stacking' => TRUE,
     ],
-    'line'    => [
+    'line' => [
       'label' => t('Line'),
-      'axis'  => ChartsInterface::CHARTS_DUAL_AXIS,
+      'axis' => ChartsInterface::CHARTS_DUAL_AXIS,
     ],
-    'area'    => [
-      'label'    => t('Area'),
-      'axis'     => ChartsInterface::CHARTS_DUAL_AXIS,
+    'area' => [
+      'label' => t('Area'),
+      'axis' => ChartsInterface::CHARTS_DUAL_AXIS,
       'stacking' => TRUE,
     ],
     'scatter' => [
       'label' => t('Scatter'),
-      'axis'  => ChartsInterface::CHARTS_DUAL_AXIS,
+      'axis' => ChartsInterface::CHARTS_DUAL_AXIS,
     ],
     'donut' => [
       'label' => t('Donut'),
@@ -226,15 +227,15 @@ function charts_settings_form($form, $defaults = [], $field_options = [], $paren
   }
 
   $form['library'] = [
-    '#title'         => t('Charting library'),
-    '#type'          => 'select',
-    '#options'       => $library_options,
+    '#title' => t('Charting library'),
+    '#type' => 'select',
+    '#options' => $library_options,
     '#default_value' => $options['library'],
-    '#required'      => TRUE,
-    '#access'        => count($library_options) > 0,
-    '#attributes'    => ['class' => ['chart-library-select']],
-    '#weight'        => -15,
-    '#parents'       => array_merge($parents, ['library']),
+    '#required' => TRUE,
+    '#access' => count($library_options) > 0,
+    '#attributes' => ['class' => ['chart-library-select']],
+    '#weight' => -15,
+    '#parents' => array_merge($parents, ['library']),
   ];
 
   $chart_types = charts_type_info();
@@ -243,19 +244,19 @@ function charts_settings_form($form, $defaults = [], $field_options = [], $paren
     $type_options[$chart_type] = $chart_type_info['label'];
   }
   $form['type'] = [
-    '#title'         => t('Chart type'),
-    '#type'          => 'radios',
+    '#title' => t('Chart type'),
+    '#type' => 'radios',
     '#default_value' => $options['type'],
-    '#options'       => $type_options,
-    '#required'      => TRUE,
-    '#weight'        => -20,
-    '#attributes'    => [
+    '#options' => $type_options,
+    '#required' => TRUE,
+    '#weight' => -20,
+    '#attributes' => [
       'class' => [
         'chart-type-radios',
         'container-inline',
       ],
     ],
-    '#parents'       => array_merge($parents, ['type']),
+    '#parents' => array_merge($parents, ['type']),
   ];
 
   // Set data attributes to identify special properties of different types.
@@ -273,26 +274,26 @@ function charts_settings_form($form, $defaults = [], $field_options = [], $paren
 
     $form['fields'] = [
       '#title' => t('Charts fields'),
-      '#type'  => 'fieldset',
+      '#type' => 'fieldset',
     ];
 
     $form['fields']['label_field'] = [
-      '#type'          => 'radios',
-      '#title'         => t('Label field'),
-      '#options'       => $field_options + ['' => t('No label field')],
+      '#type' => 'radios',
+      '#title' => t('Label field'),
+      '#options' => $field_options + ['' => t('No label field')],
       '#default_value' => isset($options['label_field']) ? $options['label_field'] : $first_field,
-      '#weight'        => -10,
-      '#parents'       => array_merge($parents, ['label_field']),
+      '#weight' => -10,
+      '#parents' => array_merge($parents, ['label_field']),
     ];
 
     $form['fields']['table'] = [
-      '#type'      => 'table',
-      '#header'    => [t('Field Name'), t('Provides Data'), t('Color')],
+      '#type' => 'table',
+      '#header' => [t('Field Name'), t('Provides Data'), t('Color')],
       '#tabledrag' => [
         [
-          'action'       => 'order',
+          'action' => 'order',
           'relationship' => 'sibling',
-          'group'        => 'weight',
+          'group' => 'weight',
         ],
       ],
     ];
@@ -300,135 +301,135 @@ function charts_settings_form($form, $defaults = [], $field_options = [], $paren
     $field_count = 0;
     foreach ($field_options as $field_name => $field_label) {
       $form['fields']['table'][$field_count]['label_label'] = [
-        '#type'   => 'label',
-        '#title'  => $field_label,
+        '#type' => 'label',
+        '#title' => $field_label,
         '#column' => 'one',
       ];
 
       $form['fields']['table'][$field_count]['data_fields'][$field_name] = [
-        '#type'          => 'checkbox',
-        '#title'         => $field_name,
+        '#type' => 'checkbox',
+        '#title' => $field_name,
         '#default_value' => $options['data_fields'][$field_name],
-        '#return_value'  => $field_name,
-        '#weight'        => -9,
-        '#states'        => [
+        '#return_value' => $field_name,
+        '#weight' => -9,
+        '#states' => [
           'disabled' => [
             ':input[name="style_options[label_field]"]' => ['value' => $field_name],
           ],
         ],
-        '#parents'       => array_merge($parents, ['data_fields', $field_name]),
-        '#column'        => 'two',
+        '#parents' => array_merge($parents, ['data_fields', $field_name]),
+        '#column' => 'two',
       ];
 
       $form['fields']['table'][$field_count]['field_colors'][$field_name] = [
-        '#type'           => 'textfield',
-        '#attributes'     => ['TYPE' => 'color'],
-        '#size'           => 10,
-        '#maxlength'      => 7,
+        '#type' => 'textfield',
+        '#attributes' => ['TYPE' => 'color'],
+        '#size' => 10,
+        '#maxlength' => 7,
         '#theme_wrappers' => [],
-        '#default_value'  => !empty($options['field_colors'][$field_name]) ? $options['field_colors'][$field_name] : $options['colors'][$field_count],
-        '#parents'        => array_merge($parents, ['field_colors', $field_name]),
-        '#column'         => 'three',
+        '#default_value' => !empty($options['field_colors'][$field_name]) ? $options['field_colors'][$field_name] : $options['colors'][$field_count],
+        '#parents' => array_merge($parents, ['field_colors', $field_name]),
+        '#column' => 'three',
       ];
       $field_count++;
     }
   }
 
   $form['display'] = [
-    '#title'       => t('Display'),
-    '#type'        => 'fieldset',
+    '#title' => t('Display'),
+    '#type' => 'fieldset',
     '#collapsible' => TRUE,
-    '#collapsed'   => TRUE,
+    '#collapsed' => TRUE,
   ];
 
   $form['display']['title'] = [
-    '#title'         => t('Chart title'),
-    '#type'          => 'textfield',
+    '#title' => t('Chart title'),
+    '#type' => 'textfield',
     '#default_value' => $options['title'],
-    '#parents'       => array_merge($parents, ['title']),
+    '#parents' => array_merge($parents, ['title']),
   ];
 
   $form['display']['title_position'] = [
-    '#title'         => t('Title position'),
-    '#type'          => 'select',
-    '#options'       => [
-      ''    => t('None'),
+    '#title' => t('Title position'),
+    '#type' => 'select',
+    '#options' => [
+      '' => t('None'),
       'out' => t('Outside'),
-      'in'  => t('Inside'),
+      'in' => t('Inside'),
     ],
     '#default_value' => $options['title_position'],
-    '#parents'       => array_merge($parents, ['title_position']),
+    '#parents' => array_merge($parents, ['title_position']),
   ];
 
   $form['display']['tooltips'] = [
-    '#title'         => t('Tooltips'),
-    '#type'          => 'select',
-    '#options'       => [
-      ''     => t('Disabled'),
+    '#title' => t('Tooltips'),
+    '#type' => 'select',
+    '#options' => [
+      '' => t('Disabled'),
       'TRUE' => t('Enabled'),
     ],
-    '#description'   => t('Show data details on mouse over? Note: unavailable for print or on mobile devices.'),
+    '#description' => t('Show data details on mouse over? Note: unavailable for print or on mobile devices.'),
     '#default_value' => $options['tooltips'],
-    '#parents'       => array_merge($parents, ['tooltips']),
+    '#parents' => array_merge($parents, ['tooltips']),
   ];
 
   $form['display']['data_labels'] = [
-    '#title'         => t('Data labels'),
-    '#type'          => 'select',
-    '#options'       => [
-      ''     => t('Disabled'),
+    '#title' => t('Data labels'),
+    '#type' => 'select',
+    '#options' => [
+      '' => t('Disabled'),
       'TRUE' => t('Enabled'),
     ],
     '#default_value' => $options['data_labels'],
-    '#description'   => t('Show data details as labels on chart? Note: recommended for print or on mobile devices.'),
-    '#parents'       => array_merge($parents, ['data_labels']),
+    '#description' => t('Show data details as labels on chart? Note: recommended for print or on mobile devices.'),
+    '#parents' => array_merge($parents, ['data_labels']),
   ];
 
   $form['display']['legend_position'] = [
-    '#title'         => t('Legend position'),
-    '#type'          => 'select',
-    '#options'       => [
-      ''       => t('None'),
-      'top'    => t('Top'),
-      'right'  => t('Right'),
+    '#title' => t('Legend position'),
+    '#type' => 'select',
+    '#options' => [
+      '' => t('None'),
+      'top' => t('Top'),
+      'right' => t('Right'),
       'bottom' => t('Bottom'),
-      'left'   => t('Left'),
+      'left' => t('Left'),
     ],
     '#default_value' => $options['legend_position'],
-    '#parents'       => array_merge($parents, ['legend_position']),
+    '#parents' => array_merge($parents, ['legend_position']),
   ];
 
   $form['display']['background'] = [
-    '#title'         => t('Background color'),
-    '#type'          => 'textfield',
-    '#size'          => 10,
-    '#maxlength'     => 7,
-    '#attributes'    => ['placeholder' => t('transparent')],
-    '#description'   => t('Leave blank for a transparent background.'),
+    '#title' => t('Background color'),
+    '#type' => 'textfield',
+    '#size' => 10,
+    '#maxlength' => 7,
+    '#attributes' => ['placeholder' => t('transparent')],
+    '#description' => t('Leave blank for a transparent background.'),
     '#default_value' => $options['background'],
-    '#parents'       => array_merge($parents, ['background']),
+    '#parents' => array_merge($parents, ['background']),
   ];
 
   $form['display']['three_dimensional'] = [
-    '#title'         => t('Make chart three-dimensional (3D)'),
-    '#type'          => 'checkbox',
+    '#title' => t('Make chart three-dimensional (3D)'),
+    '#type' => 'checkbox',
     '#default_value' => $options['three_dimensional'],
-    '#parents'       => array_merge($parents, ['three_dimensional']),
-    '#attributes'    => [
-      'class'      => [
-          'chart-type-checkbox',
-          'container-inline',
-        ],
+    '#parents' => array_merge($parents, ['three_dimensional']),
+    '#attributes' => [
+      'class' => [
+        'chart-type-checkbox',
+        'container-inline',
       ],
-    ];
+    ],
+  ];
 
   $form['display']['polar'] = [
-    '#title'         => t('Transform cartesian charts into the polar coordinate system'),
-    '#type'          => 'checkbox',
+    '#title' => t('Transform cartesian charts into the polar coordinate system'),
+    '#type' => 'checkbox',
     '#default_value' => $options['polar'],
-    '#parents'       => array_merge($parents, ['polar']),
-    '#attributes'    => [
-      'class'      => [
+    '#parents' => array_merge($parents, ['polar']),
+    '#attributes' => [
+      'class' => [
         'chart-type-checkbox',
         'container-inline',
       ],
@@ -436,165 +437,165 @@ function charts_settings_form($form, $defaults = [], $field_options = [], $paren
   ];
 
   $form['display']['dimensions'] = [
-    '#title'          => t('Dimensions'),
+    '#title' => t('Dimensions'),
     '#theme_wrappers' => ['form_element'],
-    '#description'    => t('If dimensions are left empty, the chart will fill its containing element.'),
+    '#description' => t('If dimensions are left empty, the chart will fill its containing element.'),
   ];
 
   $form['display']['dimensions']['width'] = [
-    '#type'           => 'textfield',
-    '#attributes'     => [
-      'TYPE'        => 'number',
-      'step'        => 1,
-      'min'         => 0,
-      'max'         => 9999,
+    '#type' => 'textfield',
+    '#attributes' => [
+      'TYPE' => 'number',
+      'step' => 1,
+      'min' => 0,
+      'max' => 9999,
       'placeholder' => t('auto'),
     ],
-    '#default_value'  => $options['width'],
-    '#size'           => 8,
-    '#suffix'         => ' x ',
+    '#default_value' => $options['width'],
+    '#size' => 8,
+    '#suffix' => ' x ',
     '#theme_wrappers' => [],
-    '#parents'        => array_merge($parents, ['width']),
+    '#parents' => array_merge($parents, ['width']),
   ];
 
   $form['display']['dimensions']['height'] = [
-    '#type'           => 'textfield',
-    '#attributes'     => [
-      'TYPE'        => 'number',
-      'step'        => 1,
-      'min'         => 0,
-      'max'         => 9999,
+    '#type' => 'textfield',
+    '#attributes' => [
+      'TYPE' => 'number',
+      'step' => 1,
+      'min' => 0,
+      'max' => 9999,
       'placeholder' => t('auto'),
     ],
-    '#default_value'  => $options['height'],
-    '#size'           => 8,
-    '#suffix'         => ' px',
+    '#default_value' => $options['height'],
+    '#size' => 8,
+    '#suffix' => ' px',
     '#theme_wrappers' => [],
-    '#parents'        => array_merge($parents, ['height']),
+    '#parents' => array_merge($parents, ['height']),
   ];
 
   $form['xaxis'] = [
-    '#title'       => t('Horizontal axis'),
-    '#type'        => 'fieldset',
+    '#title' => t('Horizontal axis'),
+    '#type' => 'fieldset',
     '#collapsible' => TRUE,
-    '#collapsed'   => TRUE,
-    '#attributes'  => ['class' => ['chart-xaxis']],
+    '#collapsed' => TRUE,
+    '#attributes' => ['class' => ['chart-xaxis']],
   ];
 
   $form['xaxis']['xaxis_title'] = [
-    '#title'         => t('Custom title'),
-    '#type'          => 'textfield',
+    '#title' => t('Custom title'),
+    '#type' => 'textfield',
     '#default_value' => $options['xaxis_title'],
-    '#parents'       => array_merge($parents, ['xaxis_title']),
+    '#parents' => array_merge($parents, ['xaxis_title']),
   ];
 
   $form['xaxis']['labels_rotation'] = [
-    '#title'         => t('Labels rotation'),
-    '#type'          => 'select',
-    '#options'       => [
-      0  => t('0°'),
+    '#title' => t('Labels rotation'),
+    '#type' => 'select',
+    '#options' => [
+      0 => t('0°'),
       30 => t('30°'),
       45 => t('45°'),
       60 => t('60°'),
       90 => t('90°'),
     ],
     // This is only shown on non-inverted charts.
-    '#attributes'    => ['class' => ['axis-inverted-hide']],
+    '#attributes' => ['class' => ['axis-inverted-hide']],
     '#default_value' => $options['xaxis_labels_rotation'],
-    '#parents'       => array_merge($parents, ['xaxis_labels_rotation']),
+    '#parents' => array_merge($parents, ['xaxis_labels_rotation']),
   ];
 
   $form['yaxis'] = [
-    '#title'       => t('Vertical axis'),
-    '#type'        => 'fieldset',
+    '#title' => t('Vertical axis'),
+    '#type' => 'fieldset',
     '#collapsible' => TRUE,
-    '#collapsed'   => TRUE,
-    '#attributes'  => ['class' => ['chart-yaxis']],
+    '#collapsed' => TRUE,
+    '#attributes' => ['class' => ['chart-yaxis']],
   ];
   $form['yaxis']['title'] = [
-    '#title'         => t('Custom title'),
-    '#type'          => 'textfield',
+    '#title' => t('Custom title'),
+    '#type' => 'textfield',
     '#default_value' => $options['yaxis_title'],
-    '#parents'       => array_merge($parents, ['yaxis_title']),
+    '#parents' => array_merge($parents, ['yaxis_title']),
   ];
 
   $form['yaxis']['minmax'] = [
-    '#title'          => t('Value range'),
+    '#title' => t('Value range'),
     '#theme_wrappers' => ['form_element'],
   ];
 
   $form['yaxis']['minmax']['min'] = [
-    '#type'           => 'textfield',
-    '#attributes'     => [
-      'TYPE'        => 'number',
-      'max'         => 999999,
+    '#type' => 'textfield',
+    '#attributes' => [
+      'TYPE' => 'number',
+      'max' => 999999,
       'placeholder' => t('Minimum'),
     ],
-    '#default_value'  => $options['yaxis_min'],
-    '#size'           => 12,
-    '#parents'        => array_merge($parents, ['yaxis_min']),
-    '#suffix'         => ' ',
+    '#default_value' => $options['yaxis_min'],
+    '#size' => 12,
+    '#parents' => array_merge($parents, ['yaxis_min']),
+    '#suffix' => ' ',
     '#theme_wrappers' => [],
   ];
   $form['yaxis']['minmax']['max'] = [
-    '#type'           => 'textfield',
-    '#attributes'     => [
-      'TYPE'        => 'number',
-      'max'         => 999999,
+    '#type' => 'textfield',
+    '#attributes' => [
+      'TYPE' => 'number',
+      'max' => 999999,
       'placeholder' => t('Maximum'),
     ],
-    '#default_value'  => $options['yaxis_max'],
-    '#size'           => 12,
-    '#parents'        => array_merge($parents, ['yaxis_max']),
+    '#default_value' => $options['yaxis_max'],
+    '#size' => 12,
+    '#parents' => array_merge($parents, ['yaxis_max']),
     '#theme_wrappers' => [],
   ];
 
   $form['yaxis']['prefix'] = [
-    '#title'         => t('Value prefix'),
-    '#type'          => 'textfield',
+    '#title' => t('Value prefix'),
+    '#type' => 'textfield',
     '#default_value' => $options['yaxis_prefix'],
-    '#size'          => 12,
-    '#parents'       => array_merge($parents, ['yaxis_prefix']),
+    '#size' => 12,
+    '#parents' => array_merge($parents, ['yaxis_prefix']),
   ];
 
   $form['yaxis']['suffix'] = [
-    '#title'         => t('Value suffix'),
-    '#type'          => 'textfield',
+    '#title' => t('Value suffix'),
+    '#type' => 'textfield',
     '#default_value' => $options['yaxis_suffix'],
-    '#size'          => 12,
-    '#parents'       => array_merge($parents, ['yaxis_suffix']),
+    '#size' => 12,
+    '#parents' => array_merge($parents, ['yaxis_suffix']),
   ];
 
   $form['yaxis']['decimal_count'] = [
-    '#title'         => t('Decimal count'),
-    '#type'          => 'textfield',
-    '#attributes'    => [
-      'TYPE'        => 'number',
-      'step'        => 1,
-      'min'         => 0,
-      'max'         => 20,
+    '#title' => t('Decimal count'),
+    '#type' => 'textfield',
+    '#attributes' => [
+      'TYPE' => 'number',
+      'step' => 1,
+      'min' => 0,
+      'max' => 20,
       'placeholder' => t('auto'),
     ],
     '#default_value' => $options['yaxis_decimal_count'],
-    '#size'          => 5,
-    '#description'   => t('Enforce a certain number of decimal-place digits in displayed values.'),
-    '#parents'       => array_merge($parents, ['yaxis_decimal_count']),
+    '#size' => 5,
+    '#description' => t('Enforce a certain number of decimal-place digits in displayed values.'),
+    '#parents' => array_merge($parents, ['yaxis_decimal_count']),
   ];
 
   $form['yaxis']['labels_rotation'] = [
-    '#title'         => t('Labels rotation'),
-    '#type'          => 'select',
-    '#options'       => [
-      0  => t('0°'),
+    '#title' => t('Labels rotation'),
+    '#type' => 'select',
+    '#options' => [
+      0 => t('0°'),
       30 => t('30°'),
       45 => t('45°'),
       60 => t('60°'),
       90 => t('90°'),
     ],
     // This is only shown on inverted charts.
-    '#attributes'    => ['class' => ['axis-inverted-show']],
+    '#attributes' => ['class' => ['axis-inverted-show']],
     '#default_value' => $options['yaxis_labels_rotation'],
-    '#parents'       => array_merge($parents, ['yaxis_labels_rotation']),
+    '#parents' => array_merge($parents, ['yaxis_labels_rotation']),
   ];
 
   return $form;
@@ -619,7 +620,7 @@ function charts_default_settings_form($form, $form_state) {
 
   // Add help.
   $form['help'] = [
-    '#type'   => 'markup',
+    '#type' => 'markup',
     '#markup' => '<p>' . t('The settings on this page are used to set <strong>default</strong> settings. They do not affect existing charts. To make a new chart, <a href="!views">create a new view</a> and select the display format of "Chart".', ['!views' => url('admin/structure/views/add')]) . '</p>',
     '#weight' => -100,
   ];
@@ -642,7 +643,7 @@ function charts_default_settings_form($form, $form_state) {
   // Add submit buttons and normal saving behavior.
   $form['actions']['#type'] = 'actions';
   $form['actions']['submit'] = [
-    '#type'  => 'submit',
+    '#type' => 'submit',
     '#value' => t('Save defaults'),
   ];
 
@@ -658,7 +659,8 @@ function charts_default_settings_form($form, $form_state) {
  *   Form State.
  */
 function charts_default_settings_form_submit($form, $form_state) {
-  \Drupal::state()->set('charts_default_settings', $form_state['values']['charts_default_settings']);
+  \Drupal::state()
+    ->set('charts_default_settings', $form_state['values']['charts_default_settings']);
 }
 
 /**
@@ -669,33 +671,33 @@ function charts_default_settings_form_submit($form, $form_state) {
  */
 function charts_default_settings() {
   $defaults = [
-    'type'                  => 'line',
-    'library'               => NULL,
-    'grouping'              => FALSE,
-    'label_field'           => NULL,
-    'data_fields'           => NULL,
-    'field_colors'          => NULL,
-    'title'                 => '',
-    'title_position'        => 'out',
-    'data_labels'           => FALSE,
-    'legend'                => TRUE,
-    'legend_position'       => 'right',
-    'colors'                => charts_default_colors(),
-    'background'            => '',
-    'three_dimensional'     => FALSE,
-    'polar'                 => FALSE,
-    'tooltips'              => TRUE,
-    'tooltips_use_html'     => FALSE,
-    'width'                 => NULL,
-    'height'                => NULL,
-    'xaxis_title'           => '',
+    'type' => 'line',
+    'library' => NULL,
+    'grouping' => FALSE,
+    'label_field' => NULL,
+    'data_fields' => NULL,
+    'field_colors' => NULL,
+    'title' => '',
+    'title_position' => 'out',
+    'data_labels' => FALSE,
+    'legend' => TRUE,
+    'legend_position' => 'right',
+    'colors' => charts_default_colors(),
+    'background' => '',
+    'three_dimensional' => FALSE,
+    'polar' => FALSE,
+    'tooltips' => TRUE,
+    'tooltips_use_html' => FALSE,
+    'width' => NULL,
+    'height' => NULL,
+    'xaxis_title' => '',
     'xaxis_labels_rotation' => 0,
-    'yaxis_title'           => '',
-    'yaxis_min'             => '',
-    'yaxis_max'             => '',
-    'yaxis_prefix'          => '',
-    'yaxis_suffix'          => '',
-    'yaxis_decimal_count'   => '',
+    'yaxis_title' => '',
+    'yaxis_min' => '',
+    'yaxis_max' => '',
+    'yaxis_prefix' => '',
+    'yaxis_suffix' => '',
+    'yaxis_decimal_count' => '',
     'yaxis_labels_rotation' => 0,
   ];
 
diff --git a/modules/charts_api_example/charts_api_example.module b/modules/charts_api_example/charts_api_example.module
index a86155320234729fe3e91279cb84a2459ae8d992..4e92f8c214d867d735e571aee14cfc6d7ff94036 100644
--- a/modules/charts_api_example/charts_api_example.module
+++ b/modules/charts_api_example/charts_api_example.module
@@ -28,13 +28,13 @@ function charts_api_example_help($route_name, RouteMatchInterface $route_match)
 function charts_api_example_theme() {
   return [
     'charts_api_example' => [
-      'template'  => 'charts_api_example',
+      'template' => 'charts_api_example',
       'variables' => [
-        'library'    => '',
+        'library' => '',
         'categories' => [],
         'seriesData' => [],
-        'options'    => [],
-        'id'         => '',
+        'options' => [],
+        'id' => '',
       ],
     ],
   ];
diff --git a/modules/charts_api_example/composer.json b/modules/charts_api_example/composer.json
index 840f1e5cd4fa3909c8d9000911d341955ce021e7..4fda52976629c1b22aefd17487a1da83196e0f6f 100644
--- a/modules/charts_api_example/composer.json
+++ b/modules/charts_api_example/composer.json
@@ -2,7 +2,9 @@
   "name": "drupal/charts_api_example",
   "type": "drupal-module",
   "description": "How to interact with the Charts Api",
-  "keywords": ["Drupal"],
+  "keywords": [
+    "Drupal"
+  ],
   "license": "GPL-2.0+",
   "homepage": "https://www.drupal.org/project/charts_api_example",
   "minimum-stability": "dev",
@@ -10,5 +12,5 @@
     "issues": "https://www.drupal.org/project/issues/charts_api_example",
     "source": "http://cgit.drupalcode.org/charts_api_example"
   },
-  "require": { }
+  "require": {}
 }
diff --git a/modules/charts_api_example/src/Controller/ChartsApiExample.php b/modules/charts_api_example/src/Controller/ChartsApiExample.php
index bc7186b0343cb6772909292027d4248ba27c9cce..47dabbe511a0e7610b6cf1d0606a81bba1814a63 100644
--- a/modules/charts_api_example/src/Controller/ChartsApiExample.php
+++ b/modules/charts_api_example/src/Controller/ChartsApiExample.php
@@ -40,12 +40,12 @@ class ChartsApiExample extends ControllerBase implements ContainerInjectionInter
 
     // Customize options here.
     $options = [
-      'type'        => $this->chartSettings['type'],
-      'title'       => $this->t('Chart title'),
+      'type' => $this->chartSettings['type'],
+      'title' => $this->t('Chart title'),
       'xaxis_title' => $this->t('X-Axis'),
       'yaxis_title' => $this->t('Y-Axis'),
-      'yaxis_min'   => '',
-      'yaxis_max'   => '',
+      'yaxis_min' => '',
+      'yaxis_max' => '',
       'three_dimensional' => FALSE,
       'title_position' => 'out',
       'legend_position' => 'right',
@@ -55,24 +55,24 @@ class ChartsApiExample extends ControllerBase implements ContainerInjectionInter
     // Sample data format.
     $categories = ['Category 1', 'Category 2', 'Category 3', 'Category 4'];
     $seriesData[] = [
-      'name'  => 'Series 1',
+      'name' => 'Series 1',
       'color' => '#0d233a',
-      'type'  => NULL,
-      'data'  => [250, 350, 400, 200],
+      'type' => NULL,
+      'data' => [250, 350, 400, 200],
     ];
     switch ($this->chartSettings['type']) {
       default:
         $seriesData[] = [
-          'name'  => 'Series 2',
+          'name' => 'Series 2',
           'color' => '#8bbc21',
-          'type'  => 'column',
-          'data'  => [150, 450, 500, 300],
-          ];
+          'type' => 'column',
+          'data' => [150, 450, 500, 300],
+        ];
         $seriesData[] = [
-          'name'  => 'Series 3',
+          'name' => 'Series 3',
           'color' => '#910000',
-          'type'  => 'area',
-          'data'  => [0, 0, 60, 90],
+          'type' => 'area',
+          'data' => [0, 0, 60, 90],
         ];
       case 'pie':
       case 'donut':
@@ -84,12 +84,12 @@ class ChartsApiExample extends ControllerBase implements ContainerInjectionInter
     $chartId = 'chart-' . $uuid_service->generate();
 
     $build = [
-      '#theme'      => 'charts_api_example',
-      '#library'    => (string) $library,
+      '#theme' => 'charts_api_example',
+      '#library' => (string) $library,
       '#categories' => $categories,
       '#seriesData' => $seriesData,
-      '#options'    => $options,
-      '#id'         => $chartId,
+      '#options' => $options,
+      '#id' => $chartId,
     ];
 
     return $build;
diff --git a/modules/charts_api_example/templates/charts_api_example.html.twig b/modules/charts_api_example/templates/charts_api_example.html.twig
index 734319d20cbcd3ff4f8ae2edcf09f8284e8f91e6..f64b0829786f8b787d57cd79b4bc12212bb0485b 100644
--- a/modules/charts_api_example/templates/charts_api_example.html.twig
+++ b/modules/charts_api_example/templates/charts_api_example.html.twig
@@ -1,3 +1,4 @@
 {% set library, height, width = 'charts_' ~ library ~ '/' ~ library, options.height, options.width %}
 {{ attach_library("#{ library }") }}
-<div {{ attributes }} {{ content_attributes }} style="{% if width is not empty %}width:{{ width }}px;{% endif %}{% if height is not empty %}height:{{ height }}px;{% endif %}"></div>
+<div {{ attributes }} {{ content_attributes }}
+        style="{% if width is not empty %}width:{{ width }}px;{% endif %}{% if height is not empty %}height:{{ height }}px;{% endif %}"></div>
diff --git a/modules/charts_blocks/charts_blocks.module b/modules/charts_blocks/charts_blocks.module
index f92ec69a2f197217e7cec60d50359017e7f9e01a..a9c1ed5f2851559ce6f8c03d25a09afa52972752 100644
--- a/modules/charts_blocks/charts_blocks.module
+++ b/modules/charts_blocks/charts_blocks.module
@@ -38,7 +38,7 @@ function charts_blocks_theme() {
         'seriesData' => '',
         'options' => '',
         'id' => '',
-      ]
+      ],
     ],
   ];
 }
diff --git a/modules/charts_blocks/src/Plugin/Block/ChartsBlock.php b/modules/charts_blocks/src/Plugin/Block/ChartsBlock.php
index 0b32dd4fa6f53bb34fd548d4d449072a3d5690e6..a753870726bd58c1eefdf154acfd2617daceedcc 100644
--- a/modules/charts_blocks/src/Plugin/Block/ChartsBlock.php
+++ b/modules/charts_blocks/src/Plugin/Block/ChartsBlock.php
@@ -67,7 +67,7 @@ class ChartsBlock extends BlockBase {
       '#description' => $this->t('Enter the data for your chart, separated by comma: 1,3,5,7'),
       '#default_value' => $this->configuration['data'],
       '#weight' => '-19',
-      '#states'        => [
+      '#states' => [
         'invisible' => [
           ':input[name="settings[series]"]' => ['checked' => TRUE],
         ],
@@ -79,32 +79,32 @@ class ChartsBlock extends BlockBase {
       '#description' => $this->t('Provide a label for your legend'),
       '#default_value' => $this->configuration['series_label'],
       '#weight' => '-18',
-      '#states'        => [
+      '#states' => [
         'invisible' => [
           ':input[name="settings[series]"]' => ['checked' => TRUE],
         ],
       ],
     ];
     $form['color'] = [
-      '#title'          => $this->t('Color (single series)'),
+      '#title' => $this->t('Color (single series)'),
       '#theme_wrappers' => ['form_element'],
-      '#prefix'         => '<div class="chart-colors">',
-      '#suffix'         => '</div>',
+      '#prefix' => '<div class="chart-colors">',
+      '#suffix' => '</div>',
       '#weight' => '-17',
-      '#states'        => [
+      '#states' => [
         'invisible' => [
           ':input[name="settings[series]"]' => ['checked' => TRUE],
         ],
       ],
     ];
     $form['color'][0] = [
-      '#type'           => 'textfield',
-      '#attributes'     => ['TYPE' => 'color'],
-      '#size'           => 10,
-      '#maxlength'      => 7,
+      '#type' => 'textfield',
+      '#attributes' => ['TYPE' => 'color'],
+      '#size' => 10,
+      '#maxlength' => 7,
       '#theme_wrappers' => [],
-      '#suffix'         => ' ',
-      '#default_value'  => $this->configuration['color'],
+      '#suffix' => ' ',
+      '#default_value' => $this->configuration['color'],
     ];
 
     // If making a series chart, the API requires this format.
@@ -114,7 +114,7 @@ class ChartsBlock extends BlockBase {
       '#description' => $this->t('Enter the data for your chart using this format (must be valid JSON): {"name":"Number of players","color":"#0d233a","data":[50,60,100,132,133,234]},{"name":"Number of coaches","color":"#ff0000","data":[50,80,100,32,133,234]}'),
       '#default_value' => $this->configuration['data_series'],
       '#weight' => '-17',
-      '#states'        => [
+      '#states' => [
         'invisible' => [
           ':input[name="settings[series]"]' => ['checked' => FALSE],
         ],
@@ -225,27 +225,80 @@ class ChartsBlock extends BlockBase {
     $this->configuration['categories'] = $form_state->getValue('categories');
     $this->configuration['grouping'] = $form_state->getValue('grouping');
     $this->configuration['field_colors'] = $form_state->getValue('field_colors');
-    $this->configuration['title'] = $form_state->getValue(['display','title']);
-    $this->configuration['title_position'] = $form_state->getValue(['display','title_position']);
-    $this->configuration['data_labels'] = $form_state->getValue(['display','data_labels']);
+    $this->configuration['title'] = $form_state->getValue(['display', 'title']);
+    $this->configuration['title_position'] = $form_state->getValue([
+      'display',
+      'title_position',
+    ]);
+    $this->configuration['data_labels'] = $form_state->getValue([
+      'display',
+      'data_labels',
+    ]);
     $this->configuration['legend'] = $form_state->getValue('legend');
-    $this->configuration['legend_position'] = $form_state->getValue(['display','legend_position']);
-    $this->configuration['background'] = $form_state->getValue(['display','background']);
-    $this->configuration['three_dimensional'] = $form_state->getValue(['display','three_dimensional']);
-    $this->configuration['polar'] = $form_state->getValue(['display','polar']);
-    $this->configuration['tooltips'] = $form_state->getValue(['display','tooltips']);
+    $this->configuration['legend_position'] = $form_state->getValue([
+      'display',
+      'legend_position',
+    ]);
+    $this->configuration['background'] = $form_state->getValue([
+      'display',
+      'background',
+    ]);
+    $this->configuration['three_dimensional'] = $form_state->getValue([
+      'display',
+      'three_dimensional',
+    ]);
+    $this->configuration['polar'] = $form_state->getValue(['display', 'polar']);
+    $this->configuration['tooltips'] = $form_state->getValue([
+      'display',
+      'tooltips',
+    ]);
     $this->configuration['tooltips_use_html'] = $form_state->getValue('tooltips_use_html');
-    $this->configuration['width'] = $form_state->getValue(['display','dimensions','width']);
-    $this->configuration['height'] = $form_state->getValue(['display','dimensions','height']);
-    $this->configuration['xaxis_title'] = $form_state->getValue(['xaxis', 'xaxis_title']);
-    $this->configuration['xaxis_labels_rotation'] = $form_state->getValue(['xaxis', 'xaxis_labels_rotation']);
-    $this->configuration['yaxis_title'] = $form_state->getValue(['yaxis', 'yaxis_title']);
-    $this->configuration['yaxis_min'] = $form_state->getValue(['yaxis', 'yaxis_min']);
-    $this->configuration['yaxis_max'] = $form_state->getValue(['yaxis', 'yaxis_max']);
-    $this->configuration['yaxis_prefix'] = $form_state->getValue(['yaxis', 'yaxis_prefix']);
-    $this->configuration['yaxis_suffix'] = $form_state->getValue(['yaxis', 'yaxis_suffix']);
-    $this->configuration['yaxis_decimal_count'] = $form_state->getValue(['yaxis', 'yaxis_decimal_count']);
-    $this->configuration['yaxis_labels_rotation'] = $form_state->getValue(['yaxis', 'yaxis_labels_rotation']);
+    $this->configuration['width'] = $form_state->getValue([
+      'display',
+      'dimensions',
+      'width',
+    ]);
+    $this->configuration['height'] = $form_state->getValue([
+      'display',
+      'dimensions',
+      'height',
+    ]);
+    $this->configuration['xaxis_title'] = $form_state->getValue([
+      'xaxis',
+      'xaxis_title',
+    ]);
+    $this->configuration['xaxis_labels_rotation'] = $form_state->getValue([
+      'xaxis',
+      'xaxis_labels_rotation',
+    ]);
+    $this->configuration['yaxis_title'] = $form_state->getValue([
+      'yaxis',
+      'yaxis_title',
+    ]);
+    $this->configuration['yaxis_min'] = $form_state->getValue([
+      'yaxis',
+      'yaxis_min',
+    ]);
+    $this->configuration['yaxis_max'] = $form_state->getValue([
+      'yaxis',
+      'yaxis_max',
+    ]);
+    $this->configuration['yaxis_prefix'] = $form_state->getValue([
+      'yaxis',
+      'yaxis_prefix',
+    ]);
+    $this->configuration['yaxis_suffix'] = $form_state->getValue([
+      'yaxis',
+      'yaxis_suffix',
+    ]);
+    $this->configuration['yaxis_decimal_count'] = $form_state->getValue([
+      'yaxis',
+      'yaxis_decimal_count',
+    ]);
+    $this->configuration['yaxis_labels_rotation'] = $form_state->getValue([
+      'yaxis',
+      'yaxis_labels_rotation',
+    ]);
 
   }
 
@@ -255,17 +308,17 @@ class ChartsBlock extends BlockBase {
   public function build() {
 
     $categories = explode(",", $this->configuration['categories']);
-    $data = json_decode('[' . $this->configuration['data'] . ']', true);
+    $data = json_decode('[' . $this->configuration['data'] . ']', TRUE);
 
     if (!empty($this->configuration['data_series'])) {
-      $seriesData = json_decode('[' . $this->configuration['data_series'] . ']', true);
+      $seriesData = json_decode('[' . $this->configuration['data_series'] . ']', TRUE);
     }
     else {
       $seriesData = [
         [
-          'name'  => $this->configuration['series_label'],
+          'name' => $this->configuration['series_label'],
           'color' => $this->configuration['color'][0],
-          'data'  => $data
+          'data' => $data,
         ],
       ];
     }
@@ -279,29 +332,29 @@ class ChartsBlock extends BlockBase {
       'library' => $this->configuration['library'],
       'type' => $this->configuration['type'],
       'grouping' => $this->configuration['grouping'],
-      'field_colors'=>$this->configuration['field_colors'],
-      'colors'=>$defaults['colors'],
-      'title'=>$this->configuration['title'],
-      'title_position'=>$this->configuration['title_position'],
-      'data_labels'=>$this->configuration['data_labels'],
-      'legend'=>$this->configuration['legend'],
-      'legend_position'=>$this->configuration['legend_position'],
-      'background'=>$this->configuration['background'],
-      'three_dimensional'=>$this->configuration['three_dimensional'],
-      'polar'=>$this->configuration['polar'],
-      'tooltips'=>$this->configuration['tooltips'],
-      'tooltips_use_html'=>$this->configuration['tooltips_use_html'],
-      'width'=>$this->configuration['width'],
-      'height'=>$this->configuration['height'],
-      'xaxis_title'=>$this->configuration['xaxis_title'],
-      'xaxis_labels_rotation'=>$this->configuration['xaxis_labels_rotation'],
-      'yaxis_title'=>$this->configuration['yaxis_title'],
-      'yaxis_min'=>$this->configuration['yaxis_min'],
-      'yaxis_max'=>$this->configuration['yaxis_max'],
-      'yaxis_prefix'=>$this->configuration['yaxis_prefix'],
-      'yaxis_suffix'=>$this->configuration['yaxis_suffix'],
-      'yaxis_decimal_count'=>$this->configuration['yaxis_decimal_count'],
-      'yaxis_labels_rotation'=>$this->configuration['yaxis_labels_rotation']
+      'field_colors' => $this->configuration['field_colors'],
+      'colors' => $defaults['colors'],
+      'title' => $this->configuration['title'],
+      'title_position' => $this->configuration['title_position'],
+      'data_labels' => $this->configuration['data_labels'],
+      'legend' => $this->configuration['legend'],
+      'legend_position' => $this->configuration['legend_position'],
+      'background' => $this->configuration['background'],
+      'three_dimensional' => $this->configuration['three_dimensional'],
+      'polar' => $this->configuration['polar'],
+      'tooltips' => $this->configuration['tooltips'],
+      'tooltips_use_html' => $this->configuration['tooltips_use_html'],
+      'width' => $this->configuration['width'],
+      'height' => $this->configuration['height'],
+      'xaxis_title' => $this->configuration['xaxis_title'],
+      'xaxis_labels_rotation' => $this->configuration['xaxis_labels_rotation'],
+      'yaxis_title' => $this->configuration['yaxis_title'],
+      'yaxis_min' => $this->configuration['yaxis_min'],
+      'yaxis_max' => $this->configuration['yaxis_max'],
+      'yaxis_prefix' => $this->configuration['yaxis_prefix'],
+      'yaxis_suffix' => $this->configuration['yaxis_suffix'],
+      'yaxis_decimal_count' => $this->configuration['yaxis_decimal_count'],
+      'yaxis_labels_rotation' => $this->configuration['yaxis_labels_rotation'],
     ];
 
     // Creates a UUID for the chart ID.
@@ -309,12 +362,12 @@ class ChartsBlock extends BlockBase {
     $chartId = 'chart-' . $uuid_service->generate();
 
     $build = [
-      '#theme'      => 'charts_blocks',
-      '#library'    => $this->configuration['library'],
+      '#theme' => 'charts_blocks',
+      '#library' => $this->configuration['library'],
       '#categories' => $categories,
       '#seriesData' => $seriesData,
-      '#options'    => $options,
-      '#id'         => $chartId,
+      '#options' => $options,
+      '#id' => $chartId,
     ];
 
     return $build;
diff --git a/modules/charts_blocks/templates/charts-block.html.twig b/modules/charts_blocks/templates/charts-block.html.twig
index 734319d20cbcd3ff4f8ae2edcf09f8284e8f91e6..f64b0829786f8b787d57cd79b4bc12212bb0485b 100644
--- a/modules/charts_blocks/templates/charts-block.html.twig
+++ b/modules/charts_blocks/templates/charts-block.html.twig
@@ -1,3 +1,4 @@
 {% set library, height, width = 'charts_' ~ library ~ '/' ~ library, options.height, options.width %}
 {{ attach_library("#{ library }") }}
-<div {{ attributes }} {{ content_attributes }} style="{% if width is not empty %}width:{{ width }}px;{% endif %}{% if height is not empty %}height:{{ height }}px;{% endif %}"></div>
+<div {{ attributes }} {{ content_attributes }}
+        style="{% if width is not empty %}width:{{ width }}px;{% endif %}{% if height is not empty %}height:{{ height }}px;{% endif %}"></div>
diff --git a/modules/charts_c3/charts_c3.module b/modules/charts_c3/charts_c3.module
index 2d73eac733a950d300aa4e7f36ecf1fb5091ef69..d241116f2b63a6f6962ed3be854133ae2ff6689f 100644
--- a/modules/charts_c3/charts_c3.module
+++ b/modules/charts_c3/charts_c3.module
@@ -34,7 +34,7 @@ function charts_c3_charts_info() {
 function charts_c3_charts_type_info() {
   $chart_types['donut'] = [
     'label' => t('Donut'),
-    'axis'  => ChartsInterface::CHARTS_SINGLE_AXIS,
+    'axis' => ChartsInterface::CHARTS_SINGLE_AXIS,
   ];
   return $chart_types;
 }
diff --git a/modules/charts_c3/src/Plugin/chart/C3.php b/modules/charts_c3/src/Plugin/chart/C3.php
index ca54b6ced70ba1ebb19167fc4db9322623fa8298..3619a36e267d09f2e7bdd3c72eb38c6d9d674fa3 100644
--- a/modules/charts_c3/src/Plugin/chart/C3.php
+++ b/modules/charts_c3/src/Plugin/chart/C3.php
@@ -90,7 +90,8 @@ class C3 extends AbstractChart {
           $seriesColor = $seriesData[$i]['color'];
           array_push($seriesColors, $seriesColor);
         }
-      } else {
+      }
+      else {
         $c3Data = [];
         for ($i = 0; $i < count($seriesData[0]['data']); $i++) {
           $c3DataTemp = $seriesData[0]['data'][$i];
diff --git a/modules/charts_c3/src/Settings/CThree/CThree.php b/modules/charts_c3/src/Settings/CThree/CThree.php
index 80c820581067e10aee23359763acd8efa92e0dd6..ec81b4471135b72395bfab453356c53486b5da94 100644
--- a/modules/charts_c3/src/Settings/CThree/CThree.php
+++ b/modules/charts_c3/src/Settings/CThree/CThree.php
@@ -8,9 +8,13 @@ namespace Drupal\charts_c3\Settings\CThree;
 class CThree implements \JsonSerializable {
 
   private $color;
+
   private $bindto;
+
   private $data;
+
   private $axis;
+
   private $title;
 
   /**
diff --git a/modules/charts_c3/src/Settings/CThree/ChartAxis.php b/modules/charts_c3/src/Settings/CThree/ChartAxis.php
index c3bd2941f98b46f394b1dfb5f00a78292c0be58f..6ebd1d91255a280c0bd2f45f38f55da2b98e1420 100644
--- a/modules/charts_c3/src/Settings/CThree/ChartAxis.php
+++ b/modules/charts_c3/src/Settings/CThree/ChartAxis.php
@@ -8,6 +8,7 @@ namespace Drupal\charts_c3\Settings\CThree;
 class ChartAxis implements \JsonSerializable {
 
   private $rotated = FALSE;
+
   private $x = ['type' => 'category'];
 
   /**
diff --git a/modules/charts_c3/src/Settings/CThree/ChartData.php b/modules/charts_c3/src/Settings/CThree/ChartData.php
index f92bebb2382f9b6b134c431ffdb5072761bfe3ba..661927f8c9f7c0d4826a6af1cea71b11a565894c 100644
--- a/modules/charts_c3/src/Settings/CThree/ChartData.php
+++ b/modules/charts_c3/src/Settings/CThree/ChartData.php
@@ -8,9 +8,13 @@ namespace Drupal\charts_c3\Settings\CThree;
 class ChartData implements \JsonSerializable {
 
   private $columns = [];
+
   private $type;
+
   private $labels = TRUE;
+
   private $x = 'x';
+
   private $groups = '';
 
   /**
diff --git a/modules/charts_google/charts_google.module b/modules/charts_google/charts_google.module
index f20e64125fd2b4f9f3c79c66ab75637af47fb7cb..50aa6c190cc3ef01d5fd4473ae3564afefe967ea 100644
--- a/modules/charts_google/charts_google.module
+++ b/modules/charts_google/charts_google.module
@@ -12,10 +12,10 @@ use Drupal\charts\Theme\ChartsInterface;
  */
 function charts_google_charts_info() {
   $info['google'] = [
-    'label'  => t('Google Charts'),
+    'label' => t('Google Charts'),
     'render' => '_charts_google_render',
-    'types'  => ['area', 'bar', 'column', 'donut', 'line', 'pie', 'scatter'],
-    'file'   => 'charts_google.inc',
+    'types' => ['area', 'bar', 'column', 'donut', 'line', 'pie', 'scatter'],
+    'file' => 'charts_google.inc',
   ];
   return $info;
 }
diff --git a/modules/charts_google/js/charts_google.js b/modules/charts_google/js/charts_google.js
index db39601bd1fc0a78022654871abdfff9a2df3a29..21354d2c45d7494c23134cb2acf05907a5dc2dc1 100644
--- a/modules/charts_google/js/charts_google.js
+++ b/modules/charts_google/js/charts_google.js
@@ -35,7 +35,7 @@
 
   /**
    * Helper function to draw Google Charts.
-   * 
+   *
    * @param {boolean} reload - Reload.
    */
   Drupal.googleCharts.drawCharts = function (reload) {
diff --git a/modules/charts_google/src/Plugin/chart/Google.php b/modules/charts_google/src/Plugin/chart/Google.php
index 5c19a823eb705c24d052b8275ece212d2690123d..560699ecf92289dc3d0185ebdcb883dcc03d6373 100644
--- a/modules/charts_google/src/Plugin/chart/Google.php
+++ b/modules/charts_google/src/Plugin/chart/Google.php
@@ -63,7 +63,7 @@ class Google extends AbstractChart {
           array_unshift($rowDataTable, $seriesData[$j]['name']);
           array_push($dataTable, $rowDataTable);
         }
-        $dataTableHeader = ['label','value'];
+        $dataTableHeader = ['label', 'value'];
         array_unshift($dataTable, $dataTableHeader);
       }
       else {
@@ -297,7 +297,7 @@ class Google extends AbstractChart {
 
       if ($attachmentDisplayOptions[$i]['inherit_yaxis'] == 0 && $i == 0) {
         $seriesTypes[$i + 1] = [
-          'type'            => $attachmentChartType,
+          'type' => $attachmentChartType,
           'targetAxisIndex' => 1,
         ];
       }
@@ -375,7 +375,8 @@ class Google extends AbstractChart {
           array_push($seriesColors, $seriesColor);
         }
       }
-    } else {
+    }
+    else {
       for ($i = 0; $i < $seriesCount; $i++) {
         $seriesColor = $seriesData[$i]['color'];
         array_push($seriesColors, $seriesColor);
diff --git a/modules/charts_google/src/Settings/Google/GoogleOptions.php b/modules/charts_google/src/Settings/Google/GoogleOptions.php
index 71925fe2ecc4a0757ca4ed26e6157ea93321f99e..7896f889a3ad71388c90557609eef8c3363a5d0a 100644
--- a/modules/charts_google/src/Settings/Google/GoogleOptions.php
+++ b/modules/charts_google/src/Settings/Google/GoogleOptions.php
@@ -101,10 +101,10 @@ class GoogleOptions implements \JsonSerializable {
   private $height;
 
   /**
-  * 3D chart option.
-  *
-  * @var mixed
-  */
+   * 3D chart option.
+   *
+   * @var mixed
+   */
   private $is3D;
 
   /**
@@ -382,21 +382,21 @@ class GoogleOptions implements \JsonSerializable {
   }
 
   /**
-  * Gets three-dimensional chart option.
-  *
-  * @return mixed
-  *   3D option.
-  */
+   * Gets three-dimensional chart option.
+   *
+   * @return mixed
+   *   3D option.
+   */
   public function getThreeDimensional() {
     return $this->is3D;
   }
 
   /**
-  * Sets three-dimensional chart option.
-  *
-  * @param mixed $threeDimensional
-  *   3D option.
-  */
+   * Sets three-dimensional chart option.
+   *
+   * @param mixed $threeDimensional
+   *   3D option.
+   */
   public function setThreeDimensional($is3D) {
     $this->is3D = $is3D;
   }
diff --git a/modules/charts_highcharts/charts_highcharts.install b/modules/charts_highcharts/charts_highcharts.install
index c4ec3624e31b19391473d3ad43ca570bb663bd69..f088da72d1c39935aba245fa1723963b2419c54e 100644
--- a/modules/charts_highcharts/charts_highcharts.install
+++ b/modules/charts_highcharts/charts_highcharts.install
@@ -13,9 +13,9 @@ function charts_highcharts_requirements($phase) {
   if (function_exists('libraries_detect') && $highcharts_info = libraries_detect('highcharts')) {
     if (is_dir($highcharts_info['library path'] . '/js/exporting-server')) {
       $requirements['highcharts_security'] = [
-        'title'       => t('Highcharts vulnerability'),
-        'severity'    => REQUIREMENT_ERROR,
-        'value'       => t('Dangerous sample code present'),
+        'title' => t('Highcharts vulnerability'),
+        'severity' => REQUIREMENT_ERROR,
+        'value' => t('Dangerous sample code present'),
         'description' => t('Your installation of the Highcharts library at "@path" contains a directory named "exporting-server". This directory contains dangerous sample files that may compromise the security of your site. You must delete this directory before you may use the Charts Highcharts module.', ['@path' => $highcharts_info['library path']]),
       ];
     }
diff --git a/modules/charts_highcharts/charts_highcharts.module b/modules/charts_highcharts/charts_highcharts.module
index 473f669a8e94dd7a2d1b23f420f23e89e0bb0e26..d61c09044442448a2a9e6c6aece20c9b42b36aaf 100644
--- a/modules/charts_highcharts/charts_highcharts.module
+++ b/modules/charts_highcharts/charts_highcharts.module
@@ -12,10 +12,10 @@ use Drupal\charts\Theme\ChartsInterface;
  */
 function charts_highcharts_charts_info() {
   $info['highcharts'] = [
-    'label'  => t('Highcharts'),
+    'label' => t('Highcharts'),
     'render' => '_charts_highcharts_render',
-    'types'  => ['area', 'bar', 'column', 'donut', 'line', 'pie', 'scatter'],
-    'file'   => 'charts_highcharts.inc',
+    'types' => ['area', 'bar', 'column', 'donut', 'line', 'pie', 'scatter'],
+    'file' => 'charts_highcharts.inc',
   ];
 
   return $info;
@@ -27,7 +27,7 @@ function charts_highcharts_charts_info() {
 function charts_highcharts_charts_type_info() {
   $chart_types['donut'] = [
     'label' => t('Donut'),
-    'axis'  => ChartsInterface::CHARTS_SINGLE_AXIS,
+    'axis' => ChartsInterface::CHARTS_SINGLE_AXIS,
   ];
   return $chart_types;
 }
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/Chart.php b/modules/charts_highcharts/src/Settings/Highcharts/Chart.php
index 2374629dc1ad9b23f3cafd53374171276b3932f9..ff1c5efaef7bd7a1064763ddbb2a27bf2544f2d8 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/Chart.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/Chart.php
@@ -8,10 +8,15 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 class Chart implements \JsonSerializable {
 
   private $type;
+
   private $width = NULL;
+
   private $height = NULL;
+
   private $backgroundColor;
+
   private $polar = NULL;
+
   private $options3d;
 
   /**
@@ -105,21 +110,21 @@ class Chart implements \JsonSerializable {
   }
 
   /**
-  * Get Polar
-  *
-  * @return bool
-  *   Polar.
-  */
+   * Get Polar
+   *
+   * @return bool
+   *   Polar.
+   */
   public function getPolar() {
     return $this->polar;
   }
 
   /**
-  * Set Polar.
-  *
-  * @param bool $polar
-  *   Polar.
-  */
+   * Set Polar.
+   *
+   * @param bool $polar
+   *   Polar.
+   */
   public function setPolar($polar) {
     $this->polar = $polar;
   }
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/ChartLegend.php b/modules/charts_highcharts/src/Settings/Highcharts/ChartLegend.php
index 968e04dd2b1ccf0f29908546606d2fe68de616f0..7d4a206e4d2fa3eea6d596534570f53c2df2d6bd 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/ChartLegend.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/ChartLegend.php
@@ -8,13 +8,21 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 class ChartLegend implements \JsonSerializable {
 
   private $layout = 'vertical';
+
   private $align = 'right';
+
   private $verticalAlign = 'top';
+
   private $x = 0;
+
   private $y = 0;
+
   private $floating = TRUE;
+
   private $borderWidth = 1;
+
   private $backgroundColor = '#FCFFC5';
+
   private $shadow = TRUE;
 
   /**
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/ChartTitle.php b/modules/charts_highcharts/src/Settings/Highcharts/ChartTitle.php
index bbe05e92a6776e72e4ed887a251d7e95e303167c..3a24d4814f79a2ad2cb5413dd9a48b9a5bff2ca2 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/ChartTitle.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/ChartTitle.php
@@ -8,7 +8,9 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 class ChartTitle implements \JsonSerializable {
 
   private $text;
+
   private $y;
+
   private $verticalAlign;
 
   /**
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/HighchartsOptions.php b/modules/charts_highcharts/src/Settings/Highcharts/HighchartsOptions.php
index a2a358a81bd2fda42c82b0ee048a74b819cb8091..e6e2cae6a9a972e89222aee210775a19dc90857d 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/HighchartsOptions.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/HighchartsOptions.php
@@ -8,15 +8,25 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 class HighchartsOptions implements \JsonSerializable {
 
   private $chart;
+
   private $title;
+
   private $xAxis;
+
   private $yAxis;
+
   private $tooltip;
+
   private $plotOptions;
+
   private $legend;
+
   private $credits;
+
   private $innerSize = '%20';
+
   private $series;
+
   private $exporting;
 
   /**
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/PlotOptionsStacking.php b/modules/charts_highcharts/src/Settings/Highcharts/PlotOptionsStacking.php
index 58252e97c57a3499a9b017c19b8c9a267fcff4a5..16cb92eace8d7cb843fec03b69b3bac8e7c9f356 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/PlotOptionsStacking.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/PlotOptionsStacking.php
@@ -8,6 +8,7 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 class PlotOptionsStacking implements \JsonSerializable {
 
   private $dataLabels;
+
   private $stacking = 'normal';
 
   /**
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/ThreeDimensionalOptions.php b/modules/charts_highcharts/src/Settings/Highcharts/ThreeDimensionalOptions.php
index 660ab2972249a60088294af598d8ffffe7ce5b12..7b7673ba6e2a08d208e49e1038dd7a292a30bd1e 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/ThreeDimensionalOptions.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/ThreeDimensionalOptions.php
@@ -5,9 +5,11 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 
 class ThreeDimensionalOptions implements \JsonSerializable {
 
-private $enabled = TRUE;
-private $alpha = 45;
-private $beta = 0;
+  private $enabled = TRUE;
+
+  private $alpha = 45;
+
+  private $beta = 0;
 
   /**
    * Get enabled value.
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/Tooltip.php b/modules/charts_highcharts/src/Settings/Highcharts/Tooltip.php
index 1e34c9750f7d1b862b03fa3fbcbd95009197a679..f5beaffeaecd3f7e776d8f61fb3dfe32f9dc46ce 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/Tooltip.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/Tooltip.php
@@ -8,6 +8,7 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 class Tooltip implements \JsonSerializable {
 
   private $valueSuffix = '';
+
   private $enabled = FALSE;
 
   /**
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/Xaxis.php b/modules/charts_highcharts/src/Settings/Highcharts/Xaxis.php
index e846124a23a7c0aa8b6bdf46d417a2736c0fa62a..d77cfc89ad55596faf2e70b994d48cef1613aac6 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/Xaxis.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/Xaxis.php
@@ -8,7 +8,9 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 class Xaxis implements \JsonSerializable {
 
   private $categories = [];
+
   private $title;
+
   private $labels;
 
   /**
diff --git a/modules/charts_highcharts/src/Settings/Highcharts/Yaxis.php b/modules/charts_highcharts/src/Settings/Highcharts/Yaxis.php
index 90e2fa625f254a16fad07c694b6671a829ed816b..7eed04c7661d439790ee49a00f5bec078bd12672 100644
--- a/modules/charts_highcharts/src/Settings/Highcharts/Yaxis.php
+++ b/modules/charts_highcharts/src/Settings/Highcharts/Yaxis.php
@@ -8,6 +8,7 @@ namespace Drupal\charts_highcharts\Settings\Highcharts;
 class Yaxis implements \JsonSerializable {
 
   private $title;
+
   private $labels = '';
 
   /**
diff --git a/src/Form/ChartsConfigForm.php b/src/Form/ChartsConfigForm.php
index 1d9d853298179fca5d99020da7f3a515d0e39bcf..37cf172c31d9895cc4e53f74a8c173c07f70951b 100644
--- a/src/Form/ChartsConfigForm.php
+++ b/src/Form/ChartsConfigForm.php
@@ -16,6 +16,7 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
 class ChartsConfigForm extends ConfigFormBase {
 
   protected $moduleHandler;
+
   protected $config;
 
   /**
@@ -64,13 +65,16 @@ class ChartsConfigForm extends ConfigFormBase {
 
     $field_options = [];
     $form['help'] = [
-      '#type'   => 'markup',
+      '#type' => 'markup',
       '#prefix' => '<p>',
       '#suffix' => '</p>',
       '#markup' => $this->t('The settings on this page are used to set
         <strong>default</strong> settings. They do not affect existing charts.
         To make a new chart, <a href="@create">create a new view</a> and select
-        the display format of "Chart".', ['@create' => Url::fromRoute('views_ui.add')->toString()]),
+        the display format of "Chart".', [
+        '@create' => Url::fromRoute('views_ui.add')
+          ->toString(),
+      ]),
       '#weight' => -100,
     ];
     // Reuse the global settings form for defaults, but remove JS classes.
@@ -86,10 +90,10 @@ class ChartsConfigForm extends ConfigFormBase {
     $form['defaults'] = ['#type' => 'vertical_tabs'];
     // Add submit buttons and normal saving behavior.
     $form['actions'] = [
-      '#type'  => 'actions',
+      '#type' => 'actions',
       'submit' => [
-        '#type'        => 'submit',
-        '#value'       => $this->t('Save defaults'),
+        '#type' => 'submit',
+        '#value' => $this->t('Save defaults'),
         '#button_type' => 'primary',
       ],
     ];
@@ -104,30 +108,30 @@ class ChartsConfigForm extends ConfigFormBase {
    */
   public function chartsDefaultSettings() {
     $defaults = [
-      'type'                  => 'line',
-      'library'               => NULL,
-      'label_field'           => NULL,
-      'data_fields'           => NULL,
-      'field_colors'          => NULL,
-      'title'                 => '',
-      'title_position'        => 'out',
-      'legend'                => TRUE,
-      'legend_position'       => 'right',
-      'colors'                => $this->chartsDefaultColors(),
-      'background'            => '',
-      'three_dimensional'     => FALSE,
-      'tooltips'              => TRUE,
-      'tooltips_use_html'     => FALSE,
-      'width'                 => NULL,
-      'height'                => NULL,
-      'xaxis_title'           => '',
+      'type' => 'line',
+      'library' => NULL,
+      'label_field' => NULL,
+      'data_fields' => NULL,
+      'field_colors' => NULL,
+      'title' => '',
+      'title_position' => 'out',
+      'legend' => TRUE,
+      'legend_position' => 'right',
+      'colors' => $this->chartsDefaultColors(),
+      'background' => '',
+      'three_dimensional' => FALSE,
+      'tooltips' => TRUE,
+      'tooltips_use_html' => FALSE,
+      'width' => NULL,
+      'height' => NULL,
+      'xaxis_title' => '',
       'xaxis_labels_rotation' => 0,
-      'yaxis_title'           => '',
-      'yaxis_min'             => '',
-      'yaxis_max'             => '',
-      'yaxis_prefix'          => '',
-      'yaxis_suffix'          => '',
-      'yaxis_decimal_count'   => '',
+      'yaxis_title' => '',
+      'yaxis_min' => '',
+      'yaxis_max' => '',
+      'yaxis_prefix' => '',
+      'yaxis_suffix' => '',
+      'yaxis_decimal_count' => '',
       'yaxis_labels_rotation' => 0,
     ];
 
@@ -188,15 +192,15 @@ class ChartsConfigForm extends ConfigFormBase {
       drupal_set_message($this->t('There are no enabled charting libraries. Please enable a Charts sub-module.'));
     }
     $form['library'] = [
-      '#title'         => $this->t('Charting library'),
-      '#type'          => 'select',
-      '#options'       => $library_options,
+      '#title' => $this->t('Charting library'),
+      '#type' => 'select',
+      '#options' => $library_options,
       '#default_value' => $options['library'],
-      '#required'      => TRUE,
-      '#access'        => count($library_options) > 0,
-      '#attributes'    => ['class' => ['chart-library-select']],
-      '#weight'        => -15,
-      '#parents'       => array_merge($parents, ['library']),
+      '#required' => TRUE,
+      '#access' => count($library_options) > 0,
+      '#attributes' => ['class' => ['chart-library-select']],
+      '#weight' => -15,
+      '#parents' => array_merge($parents, ['library']),
     ];
 
     // This is a work around will need to revisit this.
@@ -207,13 +211,13 @@ class ChartsConfigForm extends ConfigFormBase {
     }
 
     $form['type'] = [
-      '#title'         => $this->t('Chart type'),
-      '#type'          => 'radios',
+      '#title' => $this->t('Chart type'),
+      '#type' => 'radios',
       '#default_value' => $options['type'],
-      '#options'       => $type_options,
-      '#required'      => TRUE,
-      '#weight'        => -20,
-      '#attributes'    => [
+      '#options' => $type_options,
+      '#required' => TRUE,
+      '#weight' => -20,
+      '#attributes' => [
         'class' => [
           'chart-type-radios',
           'container-inline',
@@ -236,31 +240,31 @@ class ChartsConfigForm extends ConfigFormBase {
       $first_field = key($field_options);
       /* $form['fields']['#theme'] = 'charts_settings_fields'; */
       $form['fields']['label_field'] = [
-        '#type'          => 'radios',
-        '#title'         => $this->t('Label field'),
-        '#options'       => $field_options + ['' => $this->t('No label field')],
+        '#type' => 'radios',
+        '#title' => $this->t('Label field'),
+        '#options' => $field_options + ['' => $this->t('No label field')],
         '#default_value' => isset($options['label_field']) ? $options['label_field'] : $first_field,
-        '#weight'        => -10,
-        '#parents'       => array_merge($parents, ['label_field']),
+        '#weight' => -10,
+        '#parents' => array_merge($parents, ['label_field']),
       ];
       $form['fields']['data_fields'] = [
-        '#type'          => 'checkboxes',
-        '#title'         => $this->t('Data fields'),
-        '#options'       => $field_options,
+        '#type' => 'checkboxes',
+        '#title' => $this->t('Data fields'),
+        '#options' => $field_options,
         '#default_value' => isset($options['data_fields']) ? $options['data_fields'] : array_diff(array_keys($field_options), [$first_field]),
-        '#weight'        => -9,
-        '#parents'       => array_merge($parents, ['data_fields']),
+        '#weight' => -9,
+        '#parents' => array_merge($parents, ['data_fields']),
       ];
       $color_count = 0;
       foreach ($field_options as $field_name => $field_label) {
         $form['fields']['field_colors'][$field_name] = [
-          '#type'           => 'textfield',
-          '#attributes'     => ['TYPE' => 'color'],
-          '#size'           => 10,
-          '#maxlength'      => 7,
+          '#type' => 'textfield',
+          '#attributes' => ['TYPE' => 'color'],
+          '#size' => 10,
+          '#maxlength' => 7,
           '#theme_wrappers' => [],
-          '#default_value'  => !empty($options['field_colors'][$field_name]) ? $options['field_colors'][$field_name] : $options['colors'][$color_count],
-          '#parents'        => array_merge($parents, [
+          '#default_value' => !empty($options['field_colors'][$field_name]) ? $options['field_colors'][$field_name] : $options['colors'][$color_count],
+          '#parents' => array_merge($parents, [
             'field_colors',
             $field_name,
           ]),
@@ -271,92 +275,92 @@ class ChartsConfigForm extends ConfigFormBase {
 
     // Enable stacking.
     $form['grouping'] = [
-      '#type'          => 'checkbox',
-      '#title'         => $this->t('Stacking'),
-      '#description'   => $this->t('Enable stacking'),
+      '#type' => 'checkbox',
+      '#title' => $this->t('Stacking'),
+      '#description' => $this->t('Enable stacking'),
       '#default_value' => $options['grouping'],
-      '#weight'        => '-15',
-      '#parents'       => array_merge($parents, ['grouping']),
+      '#weight' => '-15',
+      '#parents' => array_merge($parents, ['grouping']),
     ];
 
     $form['display'] = [
-      '#title'       => $this->t('Display'),
-      '#type'        => 'details',
+      '#title' => $this->t('Display'),
+      '#type' => 'details',
       '#collapsible' => TRUE,
-      '#collapsed'   => TRUE,
+      '#collapsed' => TRUE,
     ];
 
     $form['display']['title'] = [
-      '#title'         => $this->t('Chart title'),
-      '#type'          => 'textfield',
+      '#title' => $this->t('Chart title'),
+      '#type' => 'textfield',
       '#default_value' => $options['title'],
-      '#parents'       => array_merge($parents, ['title']),
+      '#parents' => array_merge($parents, ['title']),
     ];
 
     $form['display']['title_position'] = [
-      '#title'         => $this->t('Title position'),
-      '#type'          => 'select',
-      '#options'       => [
-        ''    => $this->t('None'),
+      '#title' => $this->t('Title position'),
+      '#type' => 'select',
+      '#options' => [
+        '' => $this->t('None'),
         'out' => $this->t('Outside'),
-        'in'  => $this->t('Inside'),
+        'in' => $this->t('Inside'),
       ],
       '#default_value' => $options['title_position'],
-      '#parents'       => array_merge($parents, ['title_position']),
+      '#parents' => array_merge($parents, ['title_position']),
     ];
 
     $form['display']['legend_position'] = [
-      '#title'         => $this->t('Legend position'),
-      '#type'          => 'select',
-      '#options'       => [
-        ''       => $this->t('None'),
-        'top'    => $this->t('Top'),
-        'right'  => $this->t('Right'),
+      '#title' => $this->t('Legend position'),
+      '#type' => 'select',
+      '#options' => [
+        '' => $this->t('None'),
+        'top' => $this->t('Top'),
+        'right' => $this->t('Right'),
         'bottom' => $this->t('Bottom'),
-        'left'   => $this->t('Left'),
+        'left' => $this->t('Left'),
       ],
       '#default_value' => $options['legend_position'],
-      '#parents'       => array_merge($parents, ['legend_position']),
+      '#parents' => array_merge($parents, ['legend_position']),
     ];
 
     $form['display']['colors'] = [
-      '#title'          => $this->t('Chart colors'),
+      '#title' => $this->t('Chart colors'),
       '#theme_wrappers' => ['form_element'],
-      '#prefix'         => '<div class="chart-colors">',
-      '#suffix'         => '</div>',
+      '#prefix' => '<div class="chart-colors">',
+      '#suffix' => '</div>',
     ];
 
     for ($color_count = 0; $color_count < 10; $color_count++) {
       $form['display']['colors'][$color_count] = [
-        '#type'           => 'textfield',
-        '#attributes'     => ['TYPE' => 'color'],
-        '#size'           => 10,
-        '#maxlength'      => 7,
+        '#type' => 'textfield',
+        '#attributes' => ['TYPE' => 'color'],
+        '#size' => 10,
+        '#maxlength' => 7,
         '#theme_wrappers' => [],
-        '#suffix'         => ' ',
-        '#default_value'  => $options['colors'][$color_count],
-        '#parents'        => array_merge($parents, ['colors', $color_count]),
+        '#suffix' => ' ',
+        '#default_value' => $options['colors'][$color_count],
+        '#parents' => array_merge($parents, ['colors', $color_count]),
       ];
     }
 
     $form['display']['background'] = [
-      '#title'         => $this->t('Background color'),
-      '#type'          => 'textfield',
-      '#size'          => 10,
-      '#maxlength'     => 7,
-      '#attributes'    => ['placeholder' => $this->t('transparent')],
-      '#description'   => $this->t('Leave blank for a transparent background.'),
+      '#title' => $this->t('Background color'),
+      '#type' => 'textfield',
+      '#size' => 10,
+      '#maxlength' => 7,
+      '#attributes' => ['placeholder' => $this->t('transparent')],
+      '#description' => $this->t('Leave blank for a transparent background.'),
       '#default_value' => $options['background'],
-      '#parents'       => array_merge($parents, ['background']),
+      '#parents' => array_merge($parents, ['background']),
     ];
 
     $form['display']['three_dimensional'] = [
-      '#title'         => t('Make chart three-dimensional (3D)'),
-      '#type'          => 'checkbox',
+      '#title' => t('Make chart three-dimensional (3D)'),
+      '#type' => 'checkbox',
       '#default_value' => $options['three_dimensional'],
-      '#parents'       => array_merge($parents, ['three_dimensional']),
-      '#attributes'    => [
-        'class'      => [
+      '#parents' => array_merge($parents, ['three_dimensional']),
+      '#attributes' => [
+        'class' => [
           'chart-type-checkbox',
           'container-inline',
         ],
@@ -364,12 +368,12 @@ class ChartsConfigForm extends ConfigFormBase {
     ];
 
     $form['display']['polar'] = [
-      '#title'         => t('Transform cartesian charts into the polar coordinate system'),
-      '#type'          => 'checkbox',
+      '#title' => t('Transform cartesian charts into the polar coordinate system'),
+      '#type' => 'checkbox',
       '#default_value' => $options['polar'],
-      '#parents'       => array_merge($parents, ['polar']),
-      '#attributes'    => [
-        'class'      => [
+      '#parents' => array_merge($parents, ['polar']),
+      '#attributes' => [
+        'class' => [
           'chart-type-checkbox',
           'container-inline',
         ],
@@ -377,168 +381,168 @@ class ChartsConfigForm extends ConfigFormBase {
     ];
 
     $form['display']['dimensions'] = [
-      '#title'          => $this->t('Dimensions'),
+      '#title' => $this->t('Dimensions'),
       '#theme_wrappers' => ['form_element'],
-      '#description'    => $this->t('If dimensions are left empty, the chart will fill its containing element.'),
+      '#description' => $this->t('If dimensions are left empty, the chart will fill its containing element.'),
     ];
 
     $form['display']['dimensions']['width'] = [
-      '#type'           => 'textfield',
-      '#attributes'     => [
-        'TYPE'        => 'number',
-        'step'        => 1,
-        'min'         => 0,
-        'max'         => 9999,
+      '#type' => 'textfield',
+      '#attributes' => [
+        'TYPE' => 'number',
+        'step' => 1,
+        'min' => 0,
+        'max' => 9999,
         'placeholder' => $this->t('auto'),
       ],
-      '#default_value'  => $options['width'],
-      '#size'           => 8,
-      '#suffix'         => ' x ',
+      '#default_value' => $options['width'],
+      '#size' => 8,
+      '#suffix' => ' x ',
       '#theme_wrappers' => [],
-      '#parents'        => array_merge($parents, ['width']),
+      '#parents' => array_merge($parents, ['width']),
     ];
 
     $form['display']['dimensions']['height'] = [
-      '#type'           => 'textfield',
-      '#attributes'     => [
-        'TYPE'        => 'number',
-        'step'        => 1,
-        'min'         => 0,
-        'max'         => 9999,
+      '#type' => 'textfield',
+      '#attributes' => [
+        'TYPE' => 'number',
+        'step' => 1,
+        'min' => 0,
+        'max' => 9999,
         'placeholder' => $this->t('auto'),
       ],
-      '#default_value'  => $options['height'],
-      '#size'           => 8,
-      '#suffix'         => ' px',
+      '#default_value' => $options['height'],
+      '#size' => 8,
+      '#suffix' => ' px',
       '#theme_wrappers' => [],
-      '#parents'        => array_merge($parents, ['height']),
+      '#parents' => array_merge($parents, ['height']),
     ];
 
     $form['xaxis'] = [
-      '#title'       => $this->t('Horizontal axis'),
-      '#type'        => 'details',
+      '#title' => $this->t('Horizontal axis'),
+      '#type' => 'details',
       '#collapsible' => TRUE,
-      '#collapsed'   => TRUE,
-      '#attributes'  => ['class' => ['chart-xaxis']],
+      '#collapsed' => TRUE,
+      '#attributes' => ['class' => ['chart-xaxis']],
     ];
 
     $form['xaxis']['title'] = [
-      '#title'         => $this->t('Custom title'),
-      '#type'          => 'textfield',
+      '#title' => $this->t('Custom title'),
+      '#type' => 'textfield',
       '#default_value' => $options['xaxis_title'],
-      '#parents'       => array_merge($parents, ['xaxis_title']),
+      '#parents' => array_merge($parents, ['xaxis_title']),
     ];
 
     $form['xaxis']['labels_rotation'] = [
-      '#title'         => $this->t('Labels rotation'),
-      '#type'          => 'select',
-      '#options'       => [
-        0  => $this->t('0°'),
+      '#title' => $this->t('Labels rotation'),
+      '#type' => 'select',
+      '#options' => [
+        0 => $this->t('0°'),
         30 => $this->t('30°'),
         45 => $this->t('45°'),
         60 => $this->t('60°'),
         90 => $this->t('90°'),
       ],
       // This is only shown on non-inverted charts.
-      '#attributes'    => ['class' => ['axis-inverted-hide']],
+      '#attributes' => ['class' => ['axis-inverted-hide']],
       '#default_value' => $options['xaxis_labels_rotation'],
-      '#parents'       => array_merge($parents, ['xaxis_labels_rotation']),
+      '#parents' => array_merge($parents, ['xaxis_labels_rotation']),
     ];
 
     $form['yaxis'] = [
-      '#title'       => $this->t('Vertical axis'),
-      '#type'        => 'details',
+      '#title' => $this->t('Vertical axis'),
+      '#type' => 'details',
       '#collapsible' => TRUE,
-      '#collapsed'   => TRUE,
-      '#attributes'  => ['class' => ['chart-yaxis']],
+      '#collapsed' => TRUE,
+      '#attributes' => ['class' => ['chart-yaxis']],
     ];
 
     $form['yaxis']['title'] = [
-      '#title'         => $this->t('Custom title'),
-      '#type'          => 'textfield',
+      '#title' => $this->t('Custom title'),
+      '#type' => 'textfield',
       '#default_value' => $options['yaxis_title'],
-      '#parents'       => array_merge($parents, ['yaxis_title']),
+      '#parents' => array_merge($parents, ['yaxis_title']),
     ];
 
     $form['yaxis']['minmax'] = [
-      '#title'          => $this->t('Value range'),
+      '#title' => $this->t('Value range'),
       '#theme_wrappers' => ['form_element'],
     ];
 
     $form['yaxis']['minmax']['min'] = [
-      '#type'           => 'textfield',
-      '#attributes'     => [
-        'TYPE'        => 'number',
-        'max'         => 999999,
+      '#type' => 'textfield',
+      '#attributes' => [
+        'TYPE' => 'number',
+        'max' => 999999,
         'placeholder' => $this->t('Minimum'),
       ],
-      '#default_value'  => $options['yaxis_min'],
-      '#size'           => 12,
-      '#parents'        => array_merge($parents, ['yaxis_min']),
-      '#suffix'         => ' ',
+      '#default_value' => $options['yaxis_min'],
+      '#size' => 12,
+      '#parents' => array_merge($parents, ['yaxis_min']),
+      '#suffix' => ' ',
       '#theme_wrappers' => [],
     ];
 
     $form['yaxis']['minmax']['max'] = [
-      '#type'           => 'textfield',
-      '#attributes'     => [
-        'TYPE'        => 'number',
-        'max'         => 999999,
+      '#type' => 'textfield',
+      '#attributes' => [
+        'TYPE' => 'number',
+        'max' => 999999,
         'placeholder' => $this->t('Maximum'),
       ],
-      '#default_value'  => $options['yaxis_max'],
-      '#size'           => 12,
-      '#parents'        => array_merge($parents, ['yaxis_max']),
+      '#default_value' => $options['yaxis_max'],
+      '#size' => 12,
+      '#parents' => array_merge($parents, ['yaxis_max']),
       '#theme_wrappers' => [],
     ];
 
     $form['yaxis']['prefix'] = [
-      '#title'         => $this->t('Value prefix'),
-      '#type'          => 'textfield',
+      '#title' => $this->t('Value prefix'),
+      '#type' => 'textfield',
       '#default_value' => $options['yaxis_prefix'],
-      '#size'          => 12,
-      '#parents'       => array_merge($parents, ['yaxis_prefix']),
+      '#size' => 12,
+      '#parents' => array_merge($parents, ['yaxis_prefix']),
     ];
 
     $form['yaxis']['suffix'] = [
-      '#title'         => $this->t('Value suffix'),
-      '#type'          => 'textfield',
+      '#title' => $this->t('Value suffix'),
+      '#type' => 'textfield',
       '#default_value' => $options['yaxis_suffix'],
-      '#size'          => 12,
-      '#parents'       => array_merge($parents, ['yaxis_suffix']),
+      '#size' => 12,
+      '#parents' => array_merge($parents, ['yaxis_suffix']),
     ];
 
     $form['yaxis']['decimal_count'] = [
-      '#title'         => $this->t('Decimal count'),
-      '#type'          => 'textfield',
-      '#attributes'    => [
-        'TYPE'        => 'number',
-        'step'        => 1,
-        'min'         => 0,
-        'max'         => 20,
+      '#title' => $this->t('Decimal count'),
+      '#type' => 'textfield',
+      '#attributes' => [
+        'TYPE' => 'number',
+        'step' => 1,
+        'min' => 0,
+        'max' => 20,
         'placeholder' => $this->t('auto'),
       ],
       '#default_value' => $options['yaxis_decimal_count'],
-      '#size'          => 5,
-      '#description'   => $this->t('Enforce a certain number of decimal-place digits in displayed values.'),
-      '#parents'       => array_merge($parents, ['yaxis_decimal_count']),
+      '#size' => 5,
+      '#description' => $this->t('Enforce a certain number of decimal-place digits in displayed values.'),
+      '#parents' => array_merge($parents, ['yaxis_decimal_count']),
     ];
 
     $form['yaxis']['labels_rotation'] = [
-      '#title'         => $this->t('Labels rotation'),
-      '#type'          => 'select',
-      '#options'       => [
-        0  => $this->t('0°'),
+      '#title' => $this->t('Labels rotation'),
+      '#type' => 'select',
+      '#options' => [
+        0 => $this->t('0°'),
         30 => $this->t('30°'),
         45 => $this->t('45°'),
         60 => $this->t('60°'),
         90 => $this->t('90°'),
       ],
-      '#attributes'    => [
+      '#attributes' => [
         'class' => ['axis-inverted-show'],
       ],
       '#default_value' => $options['yaxis_labels_rotation'],
-      '#parents'       => array_merge($parents, ['yaxis_labels_rotation']),
+      '#parents' => array_merge($parents, ['yaxis_labels_rotation']),
     ];
 
     return $form;
diff --git a/src/Plugin/chart/AbstractChart.php b/src/Plugin/chart/AbstractChart.php
index 226f69e1431608b81b14fbb494506eea578d3be5..a2ea81c519a734c6b74b845438d039c078a1beb9 100644
--- a/src/Plugin/chart/AbstractChart.php
+++ b/src/Plugin/chart/AbstractChart.php
@@ -19,7 +19,7 @@ abstract class AbstractChart extends PluginBase implements ChartInterface, Conta
    */
   public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
     return new static(
-        $configuration, $plugin_id, $plugin_definition
+      $configuration, $plugin_id, $plugin_definition
     );
   }
 
diff --git a/src/Plugin/views/display/ChartsPluginDisplayChart.php b/src/Plugin/views/display/ChartsPluginDisplayChart.php
index b532418dcf266d6ae85d5990fbd973a0e3c8774f..a24b2dca15040880ecfa34ff8db2122475343123 100644
--- a/src/Plugin/views/display/ChartsPluginDisplayChart.php
+++ b/src/Plugin/views/display/ChartsPluginDisplayChart.php
@@ -46,9 +46,9 @@ class ChartsPluginDisplayChart extends Attachment {
     parent::optionsSummary($categories, $options);
 
     $categories['attachment'] = [
-      'title'  => t('Chart settings'),
+      'title' => t('Chart settings'),
       'column' => 'second',
-      'build'  => ['#weight' => -10],
+      'build' => ['#weight' => -10],
     ];
     $displays = array_filter($this->getOption('displays'));
     if (count($displays) > 1) {
@@ -65,14 +65,14 @@ class ChartsPluginDisplayChart extends Attachment {
     }
     $options['displays'] = [
       'category' => 'attachment',
-      'title'    => $this->t('Parent display'),
-      'value'    => $attach_to,
+      'title' => $this->t('Parent display'),
+      'value' => $attach_to,
     ];
 
     $options['inherit_yaxis'] = [
       'category' => 'attachment',
-      'title'    => $this->t('Axis settings'),
-      'value'    => $this->getOption('inherit_yaxis') ? t('Use primary Y-axis') : t('Create secondary axis'),
+      'title' => $this->t('Axis settings'),
+      'value' => $this->getOption('inherit_yaxis') ? t('Use primary Y-axis') : t('Create secondary axis'),
     ];
 
     unset($options['attachment_position']);
@@ -93,14 +93,14 @@ class ChartsPluginDisplayChart extends Attachment {
       case 'inherit_yaxis':
         $form['#title'] .= t('Axis settings');
         $form['inherit_yaxis'] = [
-          '#title'         => t('Y-Axis settings'),
-          '#type'          => 'radios',
-          '#options'       => [
+          '#title' => t('Y-Axis settings'),
+          '#type' => 'radios',
+          '#options' => [
             1 => t('Inherit primary of parent display'),
             0 => t('Create a secondary axis'),
           ],
           '#default_value' => $this->getOption('inherit_yaxis'),
-          '#description'   => t('In most charts, the X and Y axis from the parent display are both shared with each attached child chart. However, if this chart is going to use a different unit of measurement, a secondary axis may be added on the opposite side of the normal Y-axis.'),
+          '#description' => t('In most charts, the X and Y axis from the parent display are both shared with each attached child chart. However, if this chart is going to use a different unit of measurement, a secondary axis may be added on the opposite side of the normal Y-axis.'),
         ];
         break;
     }
diff --git a/src/Plugin/views/style/ChartsPluginStyleChart.php b/src/Plugin/views/style/ChartsPluginStyleChart.php
index 91d4ebe0991fae358d7b6d5e863e741057be15df..9b1e1295de5b8afc0b0777f5f761041633502b10 100644
--- a/src/Plugin/views/style/ChartsPluginStyleChart.php
+++ b/src/Plugin/views/style/ChartsPluginStyleChart.php
@@ -29,7 +29,9 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
 class ChartsPluginStyleChart extends StylePluginBase implements ContainerFactoryPluginInterface {
 
   protected $usesFields = TRUE;
+
   protected $usesRowPlugin = TRUE;
+
   protected $attachmentService;
 
   /**
@@ -69,12 +71,12 @@ class ChartsPluginStyleChart extends StylePluginBase implements ContainerFactory
    * {@inheritdoc}
    */
   public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
-      return new static(
-          $configuration,
-          $plugin_id,
-          $plugin_definition,
-          $container->get('charts.charts_attachment'),
-          $container->get('plugin.manager.charts')
+    return new static(
+      $configuration,
+      $plugin_id,
+      $plugin_definition,
+      $container->get('charts.charts_attachment'),
+      $container->get('plugin.manager.charts')
     );
   }
 
@@ -196,24 +198,24 @@ class ChartsPluginStyleChart extends StylePluginBase implements ContainerFactory
     }
     $chart_id = $this->view->id() . '__' . $this->view->current_display;
     $chart = [
-      '#type'            => 'chart',
-      '#chart_type'      => $this->options['type'],
-      '#chart_library'   => $this->options['library'],
-      '#chart_id'        => $chart_id,
-      '#id'              => ('chart_' . $chart_id),
-      '#title'           => $this->options['title_position'] ? $this->options['title'] : FALSE,
-      '#title_position'  => $this->options['title_position'],
-      '#tooltips'        => $this->options['tooltips'],
-      '#data_labels'     => $this->options['data_labels'],
-      '#colors'          => $this->options['colors'],
-      '#background'      => $this->options['background'] ? $this->options['background'] : 'transparent',
-      '#legend'          => $this->options['legend_position'] ? TRUE : FALSE,
+      '#type' => 'chart',
+      '#chart_type' => $this->options['type'],
+      '#chart_library' => $this->options['library'],
+      '#chart_id' => $chart_id,
+      '#id' => ('chart_' . $chart_id),
+      '#title' => $this->options['title_position'] ? $this->options['title'] : FALSE,
+      '#title_position' => $this->options['title_position'],
+      '#tooltips' => $this->options['tooltips'],
+      '#data_labels' => $this->options['data_labels'],
+      '#colors' => $this->options['colors'],
+      '#background' => $this->options['background'] ? $this->options['background'] : 'transparent',
+      '#legend' => $this->options['legend_position'] ? TRUE : FALSE,
       '#legend_position' => $this->options['legend_position'] ? $this->options['legend_position'] : NULL,
-      '#width'           => $this->options['width'],
-      '#height'          => $this->options['height'],
-      '#view'            => $this->view,
+      '#width' => $this->options['width'],
+      '#height' => $this->options['height'],
+      '#view' => $this->view,
       // Pass info about the actual view results to allow further processing.
-      '#theme'           => 'views_view_charts',
+      '#theme' => 'views_view_charts',
     ];
     $chart_type_info = charts_get_type($this->options['type']);
     if ($chart_type_info['axis'] === ChartsInterface::CHARTS_SINGLE_AXIS) {
@@ -247,40 +249,40 @@ class ChartsPluginStyleChart extends StylePluginBase implements ContainerFactory
       }
 
       $chart[$this->view->current_display . '_series'] = [
-        '#type'  => 'chart_data',
-        '#data'  => $data,
+        '#type' => 'chart_data',
+        '#data' => $data,
         '#title' => $data_field['label'],
       ];
 
     }
     else {
       $chart['xaxis'] = [
-        '#type'            => 'chart_xaxis',
-        '#title'           => $this->options['xaxis_title'] ? $this->options['xaxis_title'] : FALSE,
+        '#type' => 'chart_xaxis',
+        '#title' => $this->options['xaxis_title'] ? $this->options['xaxis_title'] : FALSE,
         '#labels_rotation' => $this->options['xaxis_labels_rotation'],
       ];
       $chart['yaxis'] = [
-        '#type'            => 'chart_yaxis',
-        '#title'           => $this->options['yaxis_title'] ? $this->options['yaxis_title'] : FALSE,
+        '#type' => 'chart_yaxis',
+        '#title' => $this->options['yaxis_title'] ? $this->options['yaxis_title'] : FALSE,
         '#labels_rotation' => $this->options['yaxis_labels_rotation'],
-        '#max'             => $this->options['yaxis_max'],
-        '#min'             => $this->options['yaxis_min'],
+        '#max' => $this->options['yaxis_max'],
+        '#min' => $this->options['yaxis_min'],
       ];
 
       $sets = $this->renderGrouping($this->view->result, $this->options['grouping'], TRUE);
       $series_index = -1;
       foreach ($sets as $series_label => $data_set) {
         $series_index++;
-    //    $series_key = $this->view->current_display . '__' . $field_key . '_' . $series_index;
+        //    $series_key = $this->view->current_display . '__' . $field_key . '_' . $series_index;
         foreach ($data_fields as $field_key => $field_handler) {
           $chart[$this->view->current_display . '__' . $field_key . '_' . $series_index] = [
-            '#type'          => 'chart_data',
-            '#data'          => [],
+            '#type' => 'chart_data',
+            '#data' => [],
             // If using a grouping field, inherit from the chart level colors.
-            '#color'         => ($series_label === '' && isset($this->options['field_colors'][$field_key])) ? $this->options['field_colors'][$field_key] : NULL,
-            '#title'         => $series_label ? $series_label : $field_handler['label'],
-            '#prefix'        => $this->options['yaxis_prefix'] ? $this->options['yaxis_prefix'] : NULL,
-            '#suffix'        => $this->options['yaxis_suffix'] ? $this->options['yaxis_suffix'] : NULL,
+            '#color' => ($series_label === '' && isset($this->options['field_colors'][$field_key])) ? $this->options['field_colors'][$field_key] : NULL,
+            '#title' => $series_label ? $series_label : $field_handler['label'],
+            '#prefix' => $this->options['yaxis_prefix'] ? $this->options['yaxis_prefix'] : NULL,
+            '#suffix' => $this->options['yaxis_suffix'] ? $this->options['yaxis_suffix'] : NULL,
             '#decimal_count' => $this->options['yaxis_decimal_count'] ? $this->options['yaxis_decimal_count'] : NULL,
           ];
         }
@@ -420,12 +422,12 @@ class ChartsPluginStyleChart extends StylePluginBase implements ContainerFactory
    * {@inheritdoc}
    */
   public function calculateDependencies() {
-      $dependencies = [];
+    $dependencies = [];
 
-      if (!empty($this->options['library'])) {
-          $plugin_definition = $this->chartManager->getDefinition($this->options['library']);
-          $dependencies['module'] = [$plugin_definition['provider']];
-        }
+    if (!empty($this->options['library'])) {
+      $plugin_definition = $this->chartManager->getDefinition($this->options['library']);
+      $dependencies['module'] = [$plugin_definition['provider']];
+    }
 
     return $dependencies;
   }
diff --git a/src/Services/ChartsSettingsService.php b/src/Services/ChartsSettingsService.php
index 08522474ac72cf852472cbe9c8d0e7d2952227a8..3aed61ce0dd8777b7736adb89229ed18e496bb65 100644
--- a/src/Services/ChartsSettingsService.php
+++ b/src/Services/ChartsSettingsService.php
@@ -10,6 +10,7 @@ use Drupal\Core\Config\ConfigFactory;
 class ChartsSettingsService implements ChartsSettingsServiceInterface {
 
   private $configFactory;
+
   /* private $editableConfigName = 'charts.settings'; */
 
   /**
diff --git a/src/Util/Util.php b/src/Util/Util.php
index 450d890a67f9620c20d08921f9501b8620001fd3..5ddaca0bbca8cb6bafdc327189786f7e8ac6d4ab 100644
--- a/src/Util/Util.php
+++ b/src/Util/Util.php
@@ -38,11 +38,11 @@ class Util {
           $tokenized_text = trim(str_replace("\n", '', strip_tags($view->field[$labelField]->tokenizeValue($text, $row_number))));
         }
         $rowData[$numberFields] = [
-          'value'       => $view->field[$fieldId]->getValue($row),
+          'value' => $view->field[$fieldId]->getValue($row),
           'label_field' => ($alter_text) ? $tokenized_text : $view->field[$labelField]->getValue($row),
-          'label'       => $view->field[$fieldId]->label(),
-          'color'       => $color[$fieldId],
-          'type'        => $attachmentChartTypeOption,
+          'label' => $view->field[$fieldId]->label(),
+          'color' => $color[$fieldId],
+          'type' => $attachmentChartTypeOption,
         ];
         $numberFields++;
       }
@@ -87,7 +87,12 @@ class Util {
 
     for ($i = 0; $i < count($data[0]); $i++) {
 
-      $seriesRowData = ['name' => '', 'color' => '', 'type' => '', 'data' => []];
+      $seriesRowData = [
+        'name' => '',
+        'color' => '',
+        'type' => '',
+        'data' => [],
+      ];
       for ($j = 0; $j < count($data); $j++) {
         $categories[$j] = $data[$j][$i]['label_field'];
         $seriesRowData['name'] = $data[$j][$i]['label'];
diff --git a/templates/views-view-charts.html.twig b/templates/views-view-charts.html.twig
index 4d1a1135a0c5b2a5bb997c7befd73b6d80791fdb..24734d4941c5b518caa7b93788ca0bec48f2f0ba 100644
--- a/templates/views-view-charts.html.twig
+++ b/templates/views-view-charts.html.twig
@@ -1,3 +1,4 @@
 {% set library, height, width = 'charts_' ~ chart_type ~ '/' ~ chart_type, height, width %}
 {{ attach_library("#{ library }") }}
-<div {{ attributes }} {{ content_attributes }} style="{% if width is not empty %}width:{{ width }}px;{% endif %}{% if height is not empty %}height:{{ height }}px;{% endif %}"></div>
+<div {{ attributes }} {{ content_attributes }}
+        style="{% if width is not empty %}width:{{ width }}px;{% endif %}{% if height is not empty %}height:{{ height }}px;{% endif %}"></div>