> What's less obvious (and the article doesn't mention) is that you can select elements with more than one class using .classA.classB ...Except in IE6. It's gr

> What's less obvious (and the article doesn't mention) is that you can select elements with more than one class using .classA.classB ...Except in IE6. It's great otherwise. Relative and absolute positioning (and floats and display values) are the hardest parts of CSS. I wrote a three part explanation about it two years ago that also explains CSS's concept of "flow": http://kilianvalkhof.com/2008/css-xhtml/understanding-css-positioning-part-1/ http://kilianvalkhof.com/2008/css-xhtml/understanding-css-po...