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It’s a great time to revisit everything you thought you knew about CSS. Join Miriam for a deep dive into what makes the language work, and how we can harness its power to develop resilient and delightful experiences that hold up across browsers, languages, and device interfaces.

A lot has changed in the nearly 30 years since CSS was first proposed, and new features are shipping at an unprecedented rate – cascade layers, container queries, the ‘:has()’ selector, wide-gamut colors, subgrid, and so much more.

Meanwhile, we’re still getting used to custom properties and basic grids! Taken one at a time, the list can feel overwhelming, but these features all fit together to form a highly systemic language based on a radical foundation: the cascade of styles.

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