This tutorial teaches you CSS Variables through eight interactive screencasts. It's value-packed from beginning to end, and is probably the fastest way to get an in-depth understanding of CSS Variables.

The purpose of CSS variables (CSS Custom Properties) is to enable using a CSS value across your whole application. Previously this has been possible by using a CSS preprocessor like Sass. Unlike SCSS or LESS, CSS variables are natively supported by most m

CSS Variables. The var() function is used to insert the value of a CSS variable. CSS variables have access to the DOM, which means that you can create variables with local or global scope, change the variables with JavaScript, and change the variables bas