Freecodecamp placeholder box is covering video tutorial content

How do I get rid of freecodecamp placeholder box away from the screen when watching video tutorials on my mobile phone. Thanks in advance

freecodecamp is optimised for use on a desktop device

you can try to report it as a bug and see if someone would be able to fix it.
Please include screenshots of the issue.

Thank you for helping make FCC better. Bugs can be reported as GitHub Issues. Whenever reporting a bug, please check first that there isn’t already an issue for it and provide as much detail as possible.