Lots of examples for styling forms in CSS
http://www.smashingmagazine.com/2006/11/11/css-based-forms-modern-solutions/
10 Table Designs
Not a bad article over here for CSS table designs. The article itself could do with a little more detail but if you are familiar with CSS then you can download the source for the article via a link at the end. Some very nice clean and simple ideas here.