HTML stands for Hypertext Markup Language, and provides the backbone for the biggest websites on the internet.

These three programming languages are tools that you can use to create, design and style your very own website.

HTML provides the structure, content and layout, CSS adds style and design, and JavaScript adds functionality and interactivity.

How do I learn to code in HTML and CSS on my Mac? Web design is one of the most useful skills you can learn, and it’s easy to learn HTML and CSS (the two main pillars of web pages) in Mac OS X.