OK, I think I figured it out (decided to do System Restore while DW was down, but that changed nothing) - it's this entry at fault (warning, you will scroll for years): http://changelog.dreamwidth.org/1221549.html
Previous 20 on show=C displays background image perfectly even in Firefox so I'm going to presume this problem is solved and close my Support Request - and thanks for the input. :)
Re: Hi, Denise, an error possibly related to code push...
When viewed in my style, it breaks the background image, which doesn't resume until about midway through the post (screencap of resumption point: http://i.imgur.com/yZNfm.jpg) . HTML in question is here (2,691 errors, mostly
<wbr>
-related, mostly from the evil github post in question: http://validator.w3.org/check?verbose=1&uri=http%3A%2F%2Fmarahmarie.dreamwidth.org%2Fread%3Fshow%3DC)Previous 20 on show=C displays background image perfectly even in Firefox so I'm going to presume this problem is solved and close my Support Request - and thanks for the input. :)