Cascading style sheets (CSS) are as important in today's Web design as HTML. Most new recently viewed Web pages use CSS. Therefore, Web designers and webmasters work with CSS code as much as HTML code and Java Script. Optimizing CSS code is also important. CSS files can grow large and many. Combining CSS files into one file and optimize that file makes the Web page load faster.
HTML editors commonly handle CSS code, provide code formatting, and code completion to help Web designers and webmaster to become more productive and manage the code. The HTML editor we mostly use these days is Aptana and it includes a nice CSS editor as well.
There are also other kinds of tools available online including code beautifiers, code cleaners and optimizers. We tried one of these tools, Code Beautifier, and it does what is says just fine.
Before CSS processing:
After CSS processing (shows some savings on small code):