CSS Houdini is a set of unfamiliar APIs that gives you great power and access to the browser's rendering engine itself. It allows developers to extend the CSS language with new custom properties and capabilities.

In this talk, we'll be live-coding a CSS Houdini Paint Worklet together. It's a powerful piece of code that runs asynchronously and lets you render complex elements in the browser with CSS alone. We'll learn how it works, how to make it animatable, and how to use it in your web apps even today.