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.

Save your CSS template in the same directory as the HTML pages you want to use the template with. For example, if you want the page "index.html" to use the CSS template "template.css," then save ...

jsFiddle lets developers play with the three core elements of Web development. Check out this powerful application for rapid prototyping and testing.