Hope this is the correct place for this; I’m a noob.
In
" Inherit CSS Variables"
It says
To make use of inheritance, CSS variables are often defined in the
element.
the word ‘:root’ is missing between those 2 lines.
the best place to report bugs is the github repository, but thank you, it is a known 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.