How to reproduce
- Go to https://en.wikipedia.org/wiki/Wikipedia:Requests_for_adminship/Ashleyyoursmile
- Make sure you are logged in
- Scroll down to optional question 7
- Click on "reply" on Ashleyyoursmile's reply to the question
The below appears. It is a scrollable, overlapping chunk of text.
(I hosted it externally as Phabricator wouldn't let me upload a video (probably intended functionality))
The normal replying interface appears.