A more full-featured way to use Visual Studio Code from the browser is with code-server, or the Coder service built upon it. Coder isn't free, though there is a 60-day trial, and it isn't limited ...

You don't need a full class to learn HTML. It is fairly easy to learn. The code just requires A HREF, the link, the text to go with the link and a stop. For example: Your Site.