Tutsplus - Web Design Workflow with SASS and Compass

CSS on its own can be great fun, but stylesheets are getting longer, more complex, and more difficult to maintain. This is where a preprocessor such as Sass can help. With Sass, you can use features that don’t exist in CSS yet like variables, inheritance and nesting. With this kind of power, you would be foolish not to add Sass to your web design workflow