minor type adjustments

A few minor changes. I didn't quite get the vision for different width sections of type so changed things like this:

![screen shot 2014-08-13 at 11 47 59 am](https://cloud.githubusercontent.com/assets/307888/3908200/9bc2be4c-2301-11e4-87b4-889840c2e95e.png)

To this: 

![screen shot 2014-08-13 at 11 51 02 am](https://cloud.githubusercontent.com/assets/307888/3908206/a6a5384e-2301-11e4-8007-dfca4ebbcc65.png)


Also some minor tweaks for mobile like (sorry about the edge of that screenshot):

![screen shot 2014-08-13 at 11 48 24 am](https://cloud.githubusercontent.com/assets/307888/3908226/bc3a0b30-2301-11e4-9221-0c29aa0f3b04.png)

To this:

![screen shot 2014-08-13 at 11 52 11 am](https://cloud.githubusercontent.com/assets/307888/3908233/d0fa2442-2301-11e4-8aaa-40eaf128e223.png)

(Desktop versions look the same)