Well, it turns out that SVG's built-in animation features were never deprecated as planned. Sure, CSS and JavaScript are more than capable of carrying the load, but it's good to know that SMIL is not dead in the water as previously thought, and is actually well-supported.

---

SMIL on? originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

One thing we can do to help teams code consistently is provide type-checking so that all of the configurable options for a specific component are available while coding. Bryan demonstrates how he does this with TypeScript when working with Astro components.

---

Crafting Strong DX With Astro Components and TypeScript originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

Interactive CSS animations with elements ricocheting off each other seem more plausible in 2025. While it’s unnecessary to implement Pong in CSS, the increasing flexibility and power of CSS reinforce Lee's suspicion that one day it will be a lifestyle choice whether to achieve any given effect with scripting or CSS.

---

Worlds Collide: Keyframe Collision Detection Using Style Queries originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

The beginning of the new month is the perfect opportunity to give your desktop a makeover. If you’re looking for some beautiful and unique wallpapers to cater for a bit of inspiration this April, well, this post has got you covered.

With visual regression testing, we can update a page, take screenshots before and after the fact, and compare the results for unintended changes. In this article, learn how to set up visual regression testing using Playwright.

---

Automated Visual Regression Testing With Playwright originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

Companies have been turning their attention to “synthetic,” AI-driven user testing. However, as convenient as it might seem, it’s dangerous, expensive, and usually diminishes user value. Let’s take a closer look at why exactly it is problematic and how we can argue against it to make a case for UX research with real users. Part of [Smart Interface Design Patterns](https://smart-interface-design-patterns.com) by yours truly.

HTML `

Having been tasked with creating a UI component for navigating the content of an online course, Daniel found himself neck-deep in a pool of new CSS features that he wound up using on the project.

---

Case Study: Combining Cutting-Edge CSS Features Into a “Course Navigation” Component originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

There’s a bit of a blind spot when working with CSS logical properties concerning shorthands.

---

Support Logical Shorthands in CSS originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

I’ve used border-image regularly. Yet, it remains one of the most underused CSS tools, and I can’t, for the life of me, figure out why. Is it possible that people steer clear of border-image because its syntax is awkward and unintuitive? Perhaps it’s because most explanations don’t solve the type of creative implementation problems that most people need to solve. Most likely, it’s both.

---

Revisiting CSS border-image originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

You probably already know that you can use developer tools in your browser to make on-the-spot changes to a webpage — simply click the node in the Inspector and make your edits. But have you tried `document.designMode`? Victor Ayomipo explains how it can be used to preview content changes and demonstrates several use cases where it comes in handy for everything from basic content editing to improving team collaboration.

I’ve seen a handful of recent posts talking about the utility of the :is() relational pseudo-selector. No need to delve into the details other than to say it can help make compound selectors a lot more readable.

:is(section, article, aside, 

…

---

Quick Reminder That :is() and :where() Are Basically the Same With One Key Difference originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

Going from the most basic ways to style lists directly in HTML to advanced customization techniques that are even capable of making things that aren't lists look like lists.

---

Styling Counters in CSS originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.

Some critics question the agnostic nature of Web Components, with some even arguing that they are not real components. Gabriel Shoyomboa explores this topic in-depth, comparing Web Components and framework components, highlighting their strengths and trade-offs, and evaluating their performance.

Scott Jehl released a course called Web Components Demystified. This is my full set of notes from Scott's course. You'll still want to take the course on your own, and I encourage you to because Scott is an excellent teacher who makes all of this stuff extremely accessible, even to noobs like me.

---

Web Components Demystified originally published on CSS-Tricks, which is part of the DigitalOcean family. You should get the newsletter.