config/install/layout_builder_styles.group.default.yml

+langcode: en
+status: true
+dependencies: {  }
+id: default
+label: Style
+multiselect: single
+form_type: checkboxes
+required: true
+weight: 100

config/install/layout_builder_styles.style.uw_lbs_carousel_1_item.yml

@@ -5,6 +5,7 @@ id: uw_lbs_carousel_1_item
 label: 'Carousel - 1 item'
 classes: uw-carousel--one-item
 type: component
+group: default
 weight: -10
 block_restrictions:
   - 'inline_block:uw_cbl_facts_and_figures'

config/install/layout_builder_styles.style.uw_lbs_carousel_2_items.yml

@@ -5,6 +5,7 @@ id: uw_lbs_carousel_2_items
 label: 'Carousel - 2 items'
 classes: uw-carousel--two-items
 type: component
+group: default
 weight: -9
 block_restrictions:
   - 'inline_block:uw_cbl_facts_and_figures'

config/install/layout_builder_styles.style.uw_lbs_carousel_3_items.yml

@@ -5,6 +5,7 @@ id: uw_lbs_carousel_3_items
 label: 'Carousel - 3 items'
 classes: uw-carousel--three-items
 type: component
+group: default
 weight: -8
 block_restrictions:
   - 'inline_block:uw_cbl_facts_and_figures'

config/install/layout_builder_styles.style.uw_lbs_carousel_4_items.yml

@@ -5,6 +5,7 @@ id: uw_lbs_carousel_4_items
 label: 'Carousel - 4 items'
 classes: uw-carousel--four-items
 type: component
+group: default
 weight: -7
 block_restrictions:
   - 'inline_block:uw_cbl_facts_and_figures'

config/install/layout_builder_styles.style.uw_lbs_contained_width.yml

@@ -5,6 +5,7 @@ id: uw_lbs_contained_width
 label: 'Extra-wide contained width'
 classes: uw-contained-width
 type: section
+group: default
 weight: -4
 block_restrictions:
   - 'inline_block:uw_cbl_call_to_action'

config/install/layout_builder_styles.style.uw_lbs_contained_width_narrow.yml

@@ -5,6 +5,7 @@ id: uw_lbs_contained_width_narrow
 label: 'Narrow contained width'
 classes: "uw-contained-width\r\nuw-contained-width--narrow"
 type: section
+group: default
 weight: -6
 block_restrictions: {  }
 layout_restrictions: {  }

config/install/layout_builder_styles.style.uw_lbs_contained_width_wide.yml

@@ -5,6 +5,7 @@ id: uw_lbs_contained_width_wide
 label: 'Wide contained width'
 classes: "uw-contained-width\r\nuw-contained-width--wide"
 type: section
+group: default
 weight: -5
 block_restrictions: {  }
 layout_restrictions: {  }

config/install/layout_builder_styles.style.uw_lbs_full_width.yml

@@ -5,6 +5,7 @@ id: uw_lbs_full_width
 label: 'Full width'
 classes: uw-full-width
 type: section
+group: default
 weight: -3
 block_restrictions:
   - 'inline_block:uw_cbl_call_to_action'

uw_cfg_common.module

@@ -178,11 +178,8 @@ function uw_cfg_common_entity_presave(EntityInterface $entity) {
  * Remove the None option from layout builder styles.
  */
 function uw_cfg_common_form_layout_builder_configure_section_alter(array &$form, FormStateInterface $form_state, string $form_id): void {
-  // Remove the None option from layout builder styles.
-  unset($form['layout_builder_style']['#empty_option']);
-
   // Ensuring that the contained width is selected by default.
-  $form['layout_builder_style']['#default_value'] = $form['layout_builder_style']['#default_value'] ?: 'uw_lbs_contained_width';
+  $form['layout_builder_style_default']['#default_value']['uw_lbs_contained_width'] = 'uw_lbs_contained_width';
 }
 
 /**