Example UserCSS style

I took this from https://github.com/openstyles/stylus/wiki/UserCSS-authors

/* ==UserStyle==
@name        Example UserCSS style
@description I took this from https://github.com/openstyles/stylus/wiki/UserCSS-authors
@namespace   github.com/openstyles/stylus
@version     1.0.0
@license     unlicense
==/UserStyle== */

@-moz-document domain("example.com") {
  a {
    color: red;
  }
}