Css

http://dyn.com/open-dialogue/dynamic-discourse/dns/educational/how-we-got-dyndns-com-to-load-faster-and-how-you-can-learn-from-it the subj. how to optimize webpage load speed by compressing, optimizing images, js, css

http://lab.simurai.com/css/umbrui/ cool CCS3 demo (currently works only on webkit-based browsers, i.e. Chrome and Safari)