Accessing and modifying CSS variables with Javascript

And why it’s better than SASS variables

Variables in SASS have been around for a while. They allow you to define a variable once at runtime and use that variable in multiple places. Coolness level 3. Coolness level 6? ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓ ↓

Interacting with CSS variables with JS post-runtime.

In this demo we are going to build a simple form that will use JS to dynamically update CSS variables(in our case change color and margin…