Basic style implementation

Add basic styles
![screen shot 2014-12-12 at 1 17 40 pm](https://cloud.githubusercontent.com/assets/2489247/5416826/5277b8fa-8201-11e4-8b82-7b94148d110e.png)

I think the `desc` could explain what it looks like?

Here’s more on the ARIA attributes: http://www.sitepoint.com/tips-accessible-svg/