Design updates, checkout page

a couple of design updates

![Screenshot from 2013-03-07 13:47:40](https://f.cloud.github.com/assets/737552/234300/e4c7e564-8770-11e2-8123-8c0ef50ee14e.png)
![Screenshot from 2013-03-07 13:47:56](https://f.cloud.github.com/assets/737552/234299/e4b07618-8770-11e2-8b53-738cf706fe00.png)