LPS-44187 Enable quick_access on _styled theme as well

Hey Nate, I've updated the QuickAccess styling so that it works starting from the `_styled_` theme.

Below you can see the results on the `_styled`, `classic` and `control_panel` themes.

![classic](https://f.cloud.github.com/assets/905006/2449337/291b3ee8-aeb0-11e3-8e3d-da16074a4740.gif)
![control_panel](https://f.cloud.github.com/assets/905006/2449338/291e44bc-aeb0-11e3-81f2-e191a0c0a4fb.gif)
![styled](https://f.cloud.github.com/assets/905006/2449339/2920a716-aeb0-11e3-904a-7b6c0109c5ef.gif)

cc @ipeychev