Update screen.css
Update screen.css

There were two additional curly braces, one after .git-stat and one after #git-stat that causes the css to fail. I copied and pasted the original error, this fixes it properly so it should work.
Andr3as/Codiad-CodeGit,Andr3as/Codiad-CodeGit,Andr3as/Codiad-CodeGit,Andr3as/Codiad-CodeGit,Andr3as/Codiad-CodeGit