My casual screen is broken and here's the proof:

http://steamcommunity.com/sharedfiles/filedetails/?id=724896970

I can't choose game modes and when i try to make a party this comes up:

http://steamcommunity.com/sharedfiles/filedetails/?id=724899218

I try to invite my friends but the black window doesn't pop up at all. I left casual and checked if my competitive was working but I still had the same problem. My competitive screen was replaced with this:

http://steamcommunity.com/sharedfiles/filedetails/?id=724896970
^^The same as the broken casual screen^^
and my Mann vs Machine screen was also the same as my casual one.

I restarted steam, verified game cache, deleted my HUD but it still wont work :(

Please help!!