And we’ve also got a roundup of the best web design software for Mac. How to learn HTML and CSS and web design on your Mac: what you’ll need You don’t need much to create web pages in OS X.

A software developer from San Francisco managed to do what no one else did before, creating a fully-functional two-way chat using only CSS and HTML, completely ditching JavaScript in the process.

CSS isn't necessary for good-looking sites; HTML provides structure, and browsers use appropriate default styles. Design web pages by focusing on semantics through proper HTML tags.

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.