10 Challenging But Awesome CSS Techniques

Here is a good post by Nettuts with quality CSS tricks to enhance your site. In every site there should be something unique and different and CSS is a good way to go about it. It can be a simple thing, such as the floating nav-bar to a cool to more advanced typography. check it out:

http://nettuts.com/html-css-techniques/10-challenging-but-awesome-css-techniques