But you don’t need to use it, and your sites can still look good without it. How Do CSS and HTML Work Together? If you learned about the web a long time ago, or taught yourself the basics, you may be ...

The design site CSS-Tricks has their own guide for learning HTML and CSS—but they’ve compiled plenty of alternatives into a wide-ranging but approachable list.

Bootstrap is a user interface (UI) framework initially designed at Twitter and later open-sourced. The library is basically a collection of HTML, CSS, and JavaScript UI widgets.

But the emergence of blogging and "Web 2.0" sites in the late '90s and early 2000s gave rise to a constellation of services ...