If you're a Sass user (and even if you're not), you should check out Compass: http://compass-style.org/ http://compass-style.org/ Compass has CSS3 helpers, au

If you're a Sass user (and even if you're not), you should check out Compass: http://compass-style.org/ http://compass-style.org/ Compass has CSS3 helpers, automated sprite generation, semantic grid system support and lots more. It's a killer power tool for front-end devs and designers.