Simple solution, make it a skin. That's what skins are for, aren't they?
The background of the *text* in all namespaces is now white again.
Also, for those of you who still miss the UseModWiki, there's now a "Nostalgy" skin (sorry for the typo, will be corrected in the next update;)
Magnus
PS: Thanks, Jimbo, for the fast update :)