Merge branch 'ISTWCMS-3958' into 8.x-3.x

css/styles.css

js/component_scripts.min.js

source/_patterns/03-layouts/site-footer/_site-footer.scss

source/_patterns/04-components/button/_button.scss

...ents/multi-type-list/_multi-tab-list-include-content.twig

...terns/04-components/multi-type-list/_multi-type-list.scss

...patterns/04-components/multi-type-list/multi-type-list.js

...tterns/04-components/multi-type-list/multi-type-list.twig

...atterns/04-components/multi-type-list/multi-type-list.yml

source/_patterns/04-components/tabs/_tabs.scss

source/_patterns/04-components/tabs/tabs.twig

source/_patterns/04-components/tabs/tabs.yml