General HTML/CSS Learning Resources

Here are a few links to free resources, for anyone not really familiar with HTML and CSS.
If you want to experiment with manually adding any HTML or CSS to your files, please check these resources. If any part of the code you entered is not working as you expect please also check the resources, before reporting a bug in Wappler.

HTML:

https://www.w3schools.com/html/

CSS:

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