Font-weight: 100 is too hard to read on no-retina

Need to fix this for non-retina screens.
![screen shot 2014-02-26 at 11 39 37 am](https://f.cloud.github.com/assets/874145/2274549/d81f2c80-9f1d-11e3-8e16-49e2caf261bb.png)
