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.

He wondered about building Tetris, a Turing Machine, or rendering fractals purely in CSS and HTML. The jury is still out if a Turing machine is possible, but he did manage to generate some simple ...