Facia cards font sizing

A bunch of little tweaks to font sizing (mainly around larger sizes with cutouts)

![screen shot 2014-10-03 at 11 47 41](https://cloud.githubusercontent.com/assets/1607666/4504846/fa1fe278-4aeb-11e4-810c-b1e884809eda.png)

there's padding added below header based on the headline size - does that need adjusting too?