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.

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

In this beginner-friendly rundown, we start with the fundamentals of the web: how it works and the technical resources to bookmark to create your own website using HTML and CSS.

Ryan Boudreaux includes all the code snippets you'll need in this demo of how to create an image hover-preview effect using HTML, CSS, and JavaScript.