Media queries

![screenshot_2013-10-20-15-43-54](https://f.cloud.github.com/assets/270946/1369159/58f73c9e-39d9-11e3-8d1b-807ac109b545.png)
![screenshot_2013-10-20-15-44-02](https://f.cloud.github.com/assets/270946/1369160/58f7d758-39d9-11e3-8b9e-57889b98dca0.png)