Reduce padding below section title at tablet breakpoint

### Before
![google chrome](https://cloud.githubusercontent.com/assets/80089/3932485/2198c84e-246b-11e4-92eb-13bdad5112af.png)

### After
![google chrome](https://cloud.githubusercontent.com/assets/80089/3932487/25102b0c-246b-11e4-825d-ad036a36a20f.png)