Menu issue resolved.
floor_manager page created using form builder.
Hiden field(s) created to hold values
JS file added for page.
Filter done using JS to filter users from list with only role that's selected.
Default is authed users so all users show in list.
ToDo: have JS assign values of grid list with users from user list.
ToDo: Apply values of grid list to hidden input.
Revert "Issue #2487704 by AlexB-appnovation, Bojhan, rudraram, zetagraph: Use underline as the focused state (not border left/bottom)"
Oopsie. That was quite a bit more than I bargained for. ;)
This reverts commit 223f92b6ae42d7d798cbbc16648235d19e80ff51.