Thread:Logo12/@comment-7395353-20150801151154

I put this in my wikia.css page, which is supposed to make a message appear next to my name in chat:

.ChatWindow .Chat [data-user="Btd456Creeper"] .username:after { content: "Can you read this?"; color: #000000 text-shadow: 0 10px 0 #000000; }

It won't work. Please help me! 