Log into the Builder
Click Design and in the dropdown menu click General Customizations
Locate Item Details Screen Layout
Click the dropdown menu and select a video screen layout option
Click Save and Publish to preview to test your new app changes. Then, once your changes are ready to go live to all users click Publish to live apps
Video screen layout options
Buttons Below Player, Expandable

Buttons Below Player, Sub-Nav

Buttons On Player, Expandable

Buttons Below Player, Sub-Nav
