Adopt more compact styling of settings page forms
Implement UI design for extended settings page à la https://xd.adobe.com/view/4ed26b7c-92ee-41ce-44f0-176573769e47-38e3/screen/e32663fa-8823-4dbe-ae81-d8ea725a1b36/specs/
Implement UI design for extended settings page à la https://xd.adobe.com/view/4ed26b7c-92ee-41ce-44f0-176573769e47-38e3/screen/e32663fa-8823-4dbe-ae81-d8ea725a1b36/specs/