Fixes styling for long headings

Before:

![screenshot 2014-09-04 17 34 40](https://cloud.githubusercontent.com/assets/658761/4183784/3714b154-3741-11e4-9e6f-272037df2588.png)

After:

![screen shot 2014-09-08 at 11 17 24](https://cloud.githubusercontent.com/assets/658761/4183808/6a0fd2f0-3741-11e4-832a-40fa038150f3.png)