I like the style of tags at math.stackexchange.com. In fact, I'd like to create something similar and I was wondering how are they styled. First of all, I've launched Firebug and was trying to analyze the DOM. Let's see i.e. [graph-theory] tag:and in Firebug it looks like there are no brackets:So, where's the catch?
How is style of tags at math.stackexchange done?
css