Fix whitespace around <ul>

[cmacht]

While working on a guide, I noticed the weird looking whitespace between p and ul elements:

If you don't want to modify theme.css, you could add the following code in _static/custom.css :

/* remove redundant whitespace in notes */
.note p + ul {
  margin-top: -24px;
}

I would make a pull request, but Sphinx did not include my custom.css changes with make clean html?

[cmacht]

Just noticed that this is not exclusive to notes, e.g. see Flask Guide: