On the Mathematics election page, there is a minor bug in that clicking on a candidate's questionnaire history from the drop-down box [it looks like "history" has a larger font size?] leads to a revision list where the browser tab description reads "Revisions to unknown - Mathematics Stack Exchange" instead of "Revisions to questionnaire": Example
Thanks for the report!
The fixes to the revision pages are live now. The "history" link alignment fix is Coming Soon™ - it's fixed in our design library, so we're just waiting on the new version of that to hit the Q&A production environment. I would expect it to land early next week.