[DESCRIPTION :The margin is too small or non-existent. The content landing page does not display well when the panel on the right is stretched to its maximum width.

Steps:
Create Content - Landing page - Extend the page block to its maximum width

Actual:
Margin for landing page content is to small or non-exist

Expected:

The behavior of the view for individual resolutions and width of the right panel has been outlined in the designs on this page:

https://www.figma.com/file/WLjvvLskcZaNAxrOcSHBUt/UX-improvements-in-4.6-LTS-%2F-Drag-and-drop-experience-in-Page-Builder?type=design&node-id=4333%3A143603&mode=design&t=ViOcU853YB4vdhuk-1