How To Use CSS3 Pseudo-Classes
►http://www.smashingmagazine.com/2011/03/30/how-to-use-css3-pseudo-classes
CSS3 is a wonderful thing, but it’s easy to be bamboozled by the transforms and animations (many of which are vendor-specific) and forget about the nuts-and-bolts selectors that have also been added to the specification. A number of powerful new pseudo-selectors (16 are listed in the latest W3C spec) enable us to select elements based on a range of new criteria.