Here’s what I didn’t know about :where() - Manuel Matuzović

I feel like I’m starting to understand how the CSS :where pseudo-class works and why it’s useful. The cogs are slowly turning in my brain.

Here’s what I didn’t know about :where() - Manuel Matuzović

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Your CSS reset should be layered

This makes sense:

Wrap everything in your CSS reset with a @layer rule.

When you place any styles inside a layer, these styles automatically have lower priority compared to all unlayered styles on the page. Think of it like an !unimportant block. You don’t need to worry about specificity or order of stylesheets at all.

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I wasted a day on CSS selector performance to make a website load 2ms faster | Trys Mudford

Picture me holding Trys back and telling him, “Leave it alone, mate, it’s not worth it!”

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CSS :has() Interactive Guide

This isn’t just a great explanation of :has(), it’s an excellent way of understanding selectors in general. I love how the examples are interactive!

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What is Utility-First CSS?: HeydonWorks

Heydon does a very good job of explaining why throwing away the power of selectors makes no sense.

Utility-first detractors complain a lot about how verbose this is and, consequently, how ugly. And it is indeed. But you’d forgive it that if it actually solved a problem, which it doesn’t. It is unequivocally an inferior way of making things which are alike look alike, as you should. It is and can only be useful for reproducing inconsistent design, wherein all those repeated values would instead differ.

He’s also right on the nose in explaining why something as awful at Tailwind could get so popular:

But CSS isn’t new, it’s only good. And in this backwards, bullshit-optimized economy of garbage and nonsense, good isn’t bad enough.

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CSS Nesting and the Cascade | WebKit

As well as a very welcome announcement, Jen has a really good question for you about nesting in CSS.

If you have an opinion on the answer, please chime in.

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