Why Marketplaces Block AI Shopping Agents
Autonomous AI shopping agents are moving quickly from novelty to reality, with both financial and legal implications….
Styling ::search-text and Other Highlight-y Pseudo-Elements
Chrome 144 recently shipped ::search-text, which is now one of several highlight-related pseudo-elements. This one selects find-in-page…
eBay Passes on Agentic Shopping — For Now
eBay announced in a recent email to users that starting Feb. 20, it will prohibit third-party chatbots…
There is No Need to Trap Focus on a Dialog Element
I was building a Modal component that uses the <dialog> element’s showModal method. While testing the component,…
I Learned The First Rule of ARIA the Hard Way
Some time ago, I shipped a component that felt accessible by every measure I could test. Keyboard…
Why E.U. Ecommerce Rules Seem Complex
Merchants often ask me to explain E.U. ecommerce regulations. I usually start with a warning: There is…
Postcard From Web Directions Dev Summit, 2025
Author’s Note: There are already wonderful recaps of the Web Directions Developer Summit I spoke at in…
What’s !important #2: Conditional View Transitions, CSS/SVG Text Effects, the Best of CSS Bluesky, and More
2026 is almost upon us. I know we’re all itching to see the clock strike midnight (cue…
Thank You (2025 Edition)
If I had to whittle down my favorite thing about CSS-Tricks to one thing — and like…
A beginner’s guide to ecommerce SEO
Stocking your online store with high-quality, desirable products is only part of building a successful and profitable…
Prepare your business for 2026 EU tax changes
In today’s world of borderless online shopping, charging the right taxes at the right time for customers…
Polestar Additionals grows B2C sales 232% with WooCommerce
Polestar is an electric car brand with an emphasis on performance and a sustainable future. Combining innovative…
Headings: Semantics, Fluidity, and Styling — Oh My!
A few links about headings that I’ve had stored under my top hat. “Page headings don’t belong…
Explaining the Accessible Benefits of Using Semantic HTML Elements
Here’s something you’ll spot in the wild: <div class=”btn” role=”button”>Custom Button</div> This is one of those code…
Pure CSS Tabs With Details, Grid, and Subgrid
Making a tab interface with CSS is a never-ending topic in the world of modern web development….
Economy Candy: Three generations of sweets and success
We recently got to visit Mitchell and Skye Cohen at Economy Candy to learn about the history…
Same Idea, Different Paint Brush
There’s the idiom that says everything looks like a nail when all you have is a hammer….
Touring New CSS Features in Safari 26
A couple of days ago, the Apple team released Safari 26.0! Is it a big deal? I…
A guide to ecommerce shipping
Creating the right ecommerce shipping strategy for your online store is essential to winning loyal customers, boosting…
US tariff and shipping policy changes: Navigating the end of the de minimis exemption
On August 29, 2025, the US government suspended the de minimis exemption for goods imported from all…
CSS Elevator: A Pure CSS State Machine With Floor Navigation
As a developer with a passion for state machines, I’ve often found myself inspired by articles like…
A Radio Button Shopping Cart Trick
Editor’s note: This is a really clever idea that Preethi shared, but you will also see that…
3D Layered Text: The Basics
Recently, a client asked me to create a bulging text effect. These are exactly the kinds of…
Covering hidden=until-found
Filing this in the “Missed First Time Around” category. It popped up in the Firefox 139 release…