ipython/nbviewer — pull request #236 by ellisonbg (2014-04-01 17:57:45+00:00)
Title: Reduce huge jumbotron bottom margin to something more consistent.

We were wasting a ton of vertical space. Here is the new look:

![screen shot 2014-04-01 at 10 56 57 am](https://cloud.githubusercontent.com/assets/27600/2582605/1bbe2090-b9c7-11e3-916d-e352e502106f.png)