CSS Lesson sites

CSS

https://www.quackit.com/css/examples/

https://www.w3.org/Style/Examples/011/firstcss.en.html

https://www.quackit.com/css/examples/

https://www.tutorialrepublic.com/css-examples.php

https://www.makeuseof.com/tag/simple-css-code-examples/

https://www.bitdegree.org/learn/css-display

https://www.tutorialrepublic.com/codelab.php?topic=css&file=fixed-positioning

https://www.w3schools.com/css/css_website_layout.asp

HTML+CSS

https://internetingishard.com/html-and-css/basic-web-pages/