CSS 3 has some awesome new animation capabilities for web developers – rotating objects, fading them in and out and more – but writing the code is a bit more complicated than most CSS rules.

In this beginner-friendly tutorial, we’ll recreate Facebook’s sleek multi-level dropdown menu using React and CSS animations. Whether you're just starting out or looking to improve your UI skills, ...

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 ...