I re-sized the entire layout. Moved it from 900 pixels wide to 790 pixels. I got almost everything but the content area to re-size. The background where the two sidebars and post area isn't resizing no matter what I do. I may be doing it wrong. Basically, I'm trying to cut the white space behind the post area so that the sidebar on the right lines up.
Here's my stylesheet:
[long code moderated]