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.

The Web Development Master Class Certification Bundle contains 35 hours of educational content that will teach you how to code in HTML, CSS, JavaScript, Bootstrap, PHP, MySQL, and more.

Back in 2012, Mozilla launched Thimble, an online code editor for teaching the basics of HTML, CSS and JavaScript. Over time, though, things got pretty quiet around the project as other browser ...