Here is the pen with the updated syntax for CSS variables, for those who run Firefox aurora (31) where it is updated and enabled by default: http://codepen.io/s

Here is the pen with the updated syntax for CSS variables, for those who run Firefox aurora (31) where it is updated and enabled by default: http://codepen.io/snirda/pen/vnDkb http://codepen.io/snirda/pen/vnDkb