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I have had the opportunity to edit over a lot of the new color entries coming to the CSS-Tricks Almanac. We’ve already published several with more on the way, including a complete guide on color functions: color() hsl() lab() lch() oklab() oklch() rgb() And I must admit: I didn’t know Read more…
If you asked me a few months ago, “What does it take for a website to stand out?” I may have said fancy animations, creative layouts, cool interactions, and maybe just the general aesthetics, without pointing out something in particular. If you ask me now, after working on color for Read more…
How do you keep up with new CSS features? Let’s say for example that, hypothetically speaking, you run a popular web development survey focused on CSS, and need to figure out what to include in this year’s edition. (In a total coincidence the aforementioned State of CSS survey for this year is Read more…
Resize Observer, Mutation Observer, and Intersection Observers are all good APIs that are more performant than their older counterparts: ResizeObserver is better than the resize event MutationObserver replaces the now deprecated Mutation Events IntersectionObserver lets you do certain scroll interactions with less performance overhead. The API for these three observers Read more…
The HTML popover attribute transforms elements into top-layer elements that can be opened and closed with a button or JavaScript. Most popovers can be light-dismissed, closing when the user clicks or taps outside the popup. Currently, HTML popover lacks built-in auto-close functionality, but it’s easy to add. Auto closing popups Read more…
If you’re following along, this is the third post in a series about the new CSS shape() function. We’ve learned how to draw lines and arcs and, in this third part, I will introduce the curve command — the missing command you need to know to have full control over Read more…
In many countries, web accessibility is a human right and the law, and there can be heavy fines for non-compliance. Naturally, this means that text and icons and such must have optimal color contrast in accordance with the benchmarks set by the Web Content Accessibility Guidelines (WCAG). Now, there are Read more…
The State of CSS 2025 Survey dropped a few days ago, and besides waiting for the results, it’s exciting to see a lot of the new things shipped to CSS over the past year reflected in the questions. To be specific, the next survey covers the following features: calc-size() shape() Read more…
Ready for the second part? We are still exploring the shape() function, and more precisely, the arc command. I hope you took the time to digest the first part because we will jump straight into creating more shapes! As a reminder, the shape() function is only supported in Chrome 137+ Read more…
The reading-flow and reading-order proposed CSS properties are designed to specify the source order of HTML elements in the DOM tree, or in simpler terms, how accessibility tools deduce the order of elements. You’d use them to make the focus order of focusable elements match the visual order, as outlined Read more…
