Giving the site a bit more spacing / padding

A few slight tweaks to give a bit more spacing of the KA Lite site in the header and footer.

Before:
![screen shot 2014-02-22 at 10 27 53 am](https://f.cloud.github.com/assets/4072455/2238536/73ea879a-9bf4-11e3-9f38-ef9f5b654e32.png)

After:
![image](https://f.cloud.github.com/assets/4072455/2238535/6e2a8972-9bf4-11e3-90b3-e8ea145b9c7e.png)