Board Thread:Support Requests - Getting Technical/@comment-1081131-20140521093948/@comment-4018164-20140521100253

You could join two elements, one that creates the arrow tip, and the other that creates the "label". Here's an example:   And the result is:
 *  

This is a great place to start if you quickly need to create a triangle using CSS.

But note: the support of inline-css (like many other great features) is removed in the mobile skin- on which case, usage of images is better. But if you use it for a signature or something like that, you shouldn't really worry about it.