CSS3 and Beyond
As HTML5 is to HTML4.01, so CSS3 is to CSS2.1: an evolutionary iteration that standardizes some existing features that are implemented slightly differently across browsers, and introduces a whole new set of features to make CSS fit for purpose in a world where web browsers can be embedded anywhere.
The first CSS3 features to make it into browsers were largely presentational and based on hacks that developers had been using for years: using fonts from any source, rounded corners, and drop shadows on text and boxes. Next to land were a range of new selectors that made document traversal for styling much easier, and more dynamic effects such as two- and three-dimensional transitions and transitional animations (you can read more ...
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