CSS Resources
A List Apart
http://www.alistapart.com
CSS Zen Garden
http://www.csszengarden.com/
SitePoint CSS Live Demos
http://reference.sitepoint.com/css/demos
Del.icio.us Popular CSS links
http://del.icio.us/popular/css
StumbleUpon CSS Links
http://www.stumbleupon.com/tag/css/
MaxDesign CSS
http://css.maxdesign.com.au/
Holy CSS Zeldman!
http://www.dezwozhere.com/links.html
CSS Menu Builder
http://www.cssmenubuilder.com/home
CSS Cheat Sheet
http://lesliefranke.com/files/reference/csscheatsheet.html
HTML Dog
http://www.htmldog.com/
Additional stuff
13 Training Principles of CSS Everyone Should Know
http://designreviver.com/tips/13-training-principles-of-css-everyone-should-know/
Box Model Illustration (by
HicksDesign
)
http://www.hicksdesign.co.uk/boxmodel/
20 Websites To Help You Learn and Master CSS
http://sixrevisions.com/css/20_websites_learn_master_css/