I wish someone would write an alternative to Stylish for Firefox (I would try if I knew where to even start...). Looks good though. I don't use Chrome, so can'

I wish someone would write an alternative to Stylish for Firefox (I would try if I knew where to even start...). Looks good though. I don't use Chrome, so can't test it, but judging from the screenshot, perhaps some syntax highlighting? Nice and simple though. Guess a sharing feature would be the next step?