White square in corner of file with both scrollbars

Bug description:
When editing a file it a repl and it has the horizontal and vertical scrollbar, a white square shows in the right corner of the file which looks out of place with dark mode (circled in red on the screenshot).

Expected vs Current Behavior:
Expected: normal dark color is used there
Current: bright white color is used there

Steps to reproduce:
Edit a file in a repl that has both a vertical and horizontal scrollbar (wrapping must be none)

Bug appears at this link: https://replit.com/@MarcellPerger1/minecraftclone1#src/renderer/renderer.js

Screenshot(s)/Screen Recording:

Browser/OS/Device: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/ Safari/537.36

Replit Profile: https://replit.com/@MarcellPerger1

Thank you for reporting this, I’ve marked this as a bug report internally and put it on our bug fix que.