Increasing HTML Table Size on DataFrames
I have a general question: When I display the `pd.DataFrame` in Jupyter Notebooks, I have lots of white space.

Example:

![image](https://user-images.githubusercontent.com/5131271/44465700-557e3700-a5ec-11e8-8cc8-eae84cae7246.png)

Is there a way to increase the font, and cell size?  During presentations it is hard to see the cells and tables.


