None of these are critical, just polishing stuff.
When breaking out the up/down votes on a post, the top number crashes into the separator line:
For some badges, e.g. taxonomy on the parent site, the list of users gets clipped at the right edge:
The the leading for the heading style in a post is too tight:
In a user's profile, on the activity page, the checkmark for accepted is clipped:
There's also some strangeness with some links being blue and others red on the 10k tools page on the parent site, but I don't have a good screenshot of that. (by-design)