chat: fix styling

![screen shot 2014-11-27 at 01 26 10](https://cloud.githubusercontent.com/assets/3121257/5210514/cb53b490-75d6-11e4-9730-fb2e54a8a0ac.png)
![screen shot 2014-11-27 at 01 26 17](https://cloud.githubusercontent.com/assets/3121257/5210517/cbb3d91a-75d6-11e4-9165-35cd2ccea8ae.png)
![screen shot 2014-11-27 at 01 25 57](https://cloud.githubusercontent.com/assets/3121257/5210515/cb6cb210-75d6-11e4-955a-4b60be444893.png)