BUG: lower right hand "back to the top" link doesn't render

### Please describe the bug or issue including how to reproduce it.

<img width="107" alt="Screenshot 2024-07-11 at 18 57 18" src="https://github.com/user-attachments/assets/a83d6fdd-aa9b-4499-a362-9e5721dcf7f4">


### Add any other context about the problem here, screenshots, etc.

_No response_