Here are a few useful HTML5 & CSS3 resources to get you started: http://en.wikipedia.org/wiki/HTML5http://www.html5rocks.com/http://diveintohtml5.org/http://html5demos.com/http://www.css3.info/http://www.html5test.com/http://www.w3schools.com/html5/html5_reference.asphttp://dret.typepad.com/dretblog/html5-api-overview.html...and a few great HTML5 showcases: http://www.apple.com/html5/http://www..