Board Thread:Support Requests - Designing Your Wikia/@comment-12393202-20151021130921/@comment-9346948-20151022184244

ΜΖD wrote: Alternatively, if you don't want to change the quality too much, I believe you can add the background through CSS, and the size limit won't matter there (or at least I don't think it does) It won't but the reason why theme designer has the limit is because it will take a while to load for slower computers.