Revert "CSS Code Housekeeping"

[askvortsov1]

Reverts #3026

This PR broke some components on Safari:

[SychO9]

do we know if it's a specific change ? I can't think of any change in that PR that could affect those icons, most of those changes was just minor cleanup, none of which really directly affect any of the dropdown elements.

[askvortsov1]

do we know if it's a specific change ? I can't think of any change in that PR that could affect those icons, most of those changes was just minor cleanup, none of which really directly affect any of the dropdown elements.

I'm not 100% sure, all I know is that with browserstack, it worked before this commit but didn't work afterwards. Maybe some of the vendor prefixes were actually needed? If you have time, we can try and salvage out the working parts, but if not, might be better to revert entirely and revisit next cycle.