How to draw a checkmark / tick using CSS?

You can now include web fonts and even shrink down the file size with just the glyphs you need. https://github.com/fontello/fontello http://fontello.com/

li:before {
  content:'[add icon symbol here]';
  font-family: [my cool web icon font here];
  display:inline-block;
  vertical-align: top;
  line-height: 1em;
  width: 1em;
  height:1em;
  margin-right: 0.3em;
  text-align: center;
  color: #999;
}