If you want to enter into web development, the very first thing you need to learn isn't HTML; it's rather the Web. You need to understand what exactly is the Web and the Internet, and what goes on in it.
This is all what this mini course is about. I'll take you quickly through a multitude of paramount concepts tied to the Web and present to you the whole ecosystem of building a modern-day website. Bear in mind that you're not going to learn technologies in this mini course but rather what technologies go into building a website.