attr()

If you thought 2024 was packed with amazing new CSS, well, you’re right. But so is 2025 and it keeps looking bright. Check out our list of the best stuff with easy-to-reference examples.

Now that we’re starting to be able to apply types (like `number`) to values of attributes we pull of HTML elements in CSS, doing interesting things with is easier.

You can pluck off values from HTML attributes that actually have types now, so if you put data-font-size=”2.2rem” on an element you could actually, ya know, honor that.