CSS Custom Properties and Houdini: The Future of Web Animations

Guillaume Ferber
9 min readApr 18, 2023
Photo by Oleksandr Pidvalnyi

Hey! If you’re a fan of CSS (and let’s be honest, who isn’t?), then you’re in for a treat. Today, we’re going to explore a topic that is both useful and powerful: animating CSS custom properties.

Custom properties, or CSS variables as they’re sometimes called, have been around for a little while now. They allow you to define a value once and use it in…

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