====== CSS Image Values and Replaced Content Level 4 ======

Ideas...

  * radial-gradient(): with color focus offset from center
  * radial-gradient(): add 'opposite' keyword to 'farthest-corner' / 'closet-corner' / etc. keywords to address [[http://lists.w3.org/Archives/Public/www-style/2011Nov/0075.html|these cases]]
  * radial-gradient(): add angle to have non-axis-aligned shapes
  * square radial gradients?
  * box gradients?