The clip-path property allows you to make complex shapes in CSS by clipping an element to a basic shape (circle, ellipse, polygon, or inset), or to an SVG source.
A handy, search-driven CSS reference for properties and values
Some are silly, but others spark some great ideas.
via @cameronmoll “Hardware accelerated image transitions using CSS3” Beauty plus power. Now to figure out how to implement with a graceful degradation for IE and older browsers without CSS3 support…