Constrain the meat of the page to the center 1440px or so.
This is achieved in a slightly more hackish way than I'd like,
but I think it's mostly necessary if you want the long color
bars that extend beyond that main area.
(I encourage you to view this diff with -w)
(imported from commit 10bf4462411146090b0147218d51cc444c3c91a2)
Windows, Mac, iPhone, Browser icons from http://www.endlessicons.com/ and modified
Macbook Air image from http://psdsonar.com/macbook-air-free-psd/ and modified
Linux icon from Wikimedia Commons and modified
Android icon from Wikimedia Commons and modified
(imported from commit 3cf8617cf49a833b706a2ff78b986e28c21e26cc)
Waseem Daher