adding little more padding around button

![screen shot 2013-10-16 at 10 00 35 am](https://f.cloud.github.com/assets/3171887/1343480/40b2d278-3674-11e3-90d1-d82a0167df95.png)
![screen shot 2013-10-16 at 10 00 13 am](https://f.cloud.github.com/assets/3171887/1343481/42da03d2-3674-11e3-9891-01e3da81a923.png)