C015 CSS Diner
There is a brilliant “game” online called CSS Diner, which is related to the use of CSS selectors. It can be found at:
The game consists of 32 questions of increasing difficulty.
There are many suggestions for solutions available online:
- Article: https://andersjensen.org/solutions-to-css-diner/
- Video: https://www.youtube.com/watch?v=SbYdwj5lito
And many more.