## What problem does this address?  https://user-images.githubusercontent.com/5323259/114276235-08ae2f80-9a26-11eb-985e-26866d31c030.mp4 Dropping happens "above" the main Column area (It looks like it). ## What is your proposed solution? Adding a drop zone to the Columns block when it is empty. Going from the above into something similar to this drop zone area for the Cover block.  For the empty Column: 
What problem does this address?
Drop-zone-into-Columns.mp4
Dropping happens "above" the main Column area (It looks like it).
What is your proposed solution?
Adding a drop zone to the Columns block when it is empty.
Going from the above into something similar to this drop zone area for the Cover block.
For the empty Column:
