Mainnavigation: grey background-color should only appear on `:hover`

[mfranzke]

Mainnavigation: grey background-color should only appear on :hover, but not on :focus, as this would still appear after the user has left the navigation item with their pointer device.

[nmerget]

I think this is already solved, can you check this @mfranzke ?

[mfranzke]

I think this is already solved, can you check this @mfranzke ?

It's a new topic that just came up.