SansCons is unique because it’s CSS friendly. Sanscons was design specifically for you to use CSS with them. Due to their transparent background, you can apply any color or background image to them for a more custom fit. Styling the icons takes only a basic understanding of CSS. It comes with 13 colors, so you can choose the best color that fit with your design. And the best of all , it is FREE. This set is currently licensed under the Creative Commons Attribution-Share Alike 3.0 license. Thanks to P.J. Onori for this great icon set.