sphinx-theme

Problem

The current hlist can look bad on mobile or when using many columns.

Reproducible Project

https://docs.blender.org/api/current/bpy.types.AlphaUnderSequence.html

Error Logs/Results

As you can see the list items extend beyond viewport when the viewpor

Currently the default footer is a bit ugly (not much space around it, left centered), which is something that could be improved.
(for pandas itself we probably want to override this to let it match the footer of the website, but a better default in the theme would still be good).

Eg something simple as in http://ryan-roemer.github.io/sphinx-bootstrap-theme/README.html could be used.