Unicode character for “X” cancel / close?

Question

I want to create a close button using CSS only.

I\'m sure I\'m not the first to do this, so does anyone know which font has an \'x\' the same width as height, so that it

Answer 1

× is better than ✖ as ✖ behaves strangely in Edge and Internet explorer (tested in IE11). It doesn't get the right color and is replaced by an "emoji"