Board Thread:Support Requests - Designing Your Wikia/@comment-4449097-20140711160725

This is my first time trying to create a Wikia. It's for the TF4 mobile game since I didn't find one for it.

http://transformers-age-of-extinction-the-official-game.wikia.com/wiki/Transformers:_Age_of_Extinction_-_The_Official_Game_Wiki

Is there any way to remove the bar in the middle of the background? I want the whole thing to be semi-transparent. I've been using the theme designer so far and I can't find a way to remove the middle color. 