Liveblog style fix

various fixes for liveblog head at different breakpoints:

from:
![image](https://cloud.githubusercontent.com/assets/960919/3259569/28ef1e70-f245-11e3-9b78-6b07e9431dbc.png)

to:
![image](https://cloud.githubusercontent.com/assets/960919/3259572/376acb0c-f245-11e3-876c-58f01c7830fa.png)