Built-in Offscreen Widget area is a feature in Infinity pro offers the function to show widget(s) in the full-screen overlay when an Icon button at the right side of site header is clicked and revert back when Close icon clicked.
This tutorial Provides the steps to register an off-screen Widget area in any Genesis child theme similar to what we have in Infinity Pro theme using the same Infinity Pro code.
Optimized for New Genesis Sample and the tutorial will work with any child theme based on the Genesis Framework.