Here is a link to a Peardeck that I made to help review HTML and CSS and introduce CSS classes. I felt that the lesson 17 directions where confusing for students. Hopefully this week help.
***If you’d like to use this in your classroom, you need to go to File–>Make a Copy–>Entire presentation. You will be able to view the slides and can make a copy. I will not give Editor rights, so please do not request access.