Repro steps: 1. Reduce width of screen < 480px 2. Open a dropdown 3. Dropdown list appears in top right corner <img width="480" alt="screen shot 2016-08-03 at 12 22 22 pm" src="https://cloud.githubusercontent.com/assets/785361/17379047/64544816-5975-11e6-92cb-8b61addc570f.png">
