Hi again ;). Okay, I suppose se the app is intended to be used as a standalone app (to be launched by a home screen link). For the usage from within pythonista it would seem more natural to present the app as a panel and not full screen (like pythonistas own help is being presented). Something like:
Instead of ( PyDoc.py, line 117):
Although the editor theming doesn't seem to work on your ui. That the HTML won't change its color is obvious, but even the navigation bar stays white for me (I am using the dark pythonista scheme).