The Bug:

You can focus an invisible element through the use of the TAB key in the realms world backups changes menu.

Steps to Reproduce:

1. Navigate to the minecraft realms menu.
2. Click on your realm and hit the "configure realm" button.
3. Now click the "world backups" button.
4. Select a world backup that has had previous changes made to it.
5. Click on the changes "+" icon and hit the TAB key multiple times.
6. Take note as to whether or not you can focus an invisible element through the use of the TAB key in the realms world backups changes menu.

Observed Behavior:

You can focus an invisible element.

Expected Behavior:

You would not be able to focus an invisible element.