HTML

It’s a strange situation where some CSS is disallowed, some is allowed but breaks the button, and some is capped.

Safari has support for <input type=”checkbox” switch> where a normal ☑️ checkbox turns into a toggle. You don’t strictly need the browser support to get the look, as it’s weirdly easy to replicate (based on idea from Richard Keizer). But Thomas Steiner has a more comprehensive polyfill if you want it to behave more exactly […]

Turns out `anchor-scope` is pretty darn useful for button/menu setups that will appear multiple times on the same page.

Just a simple link tag in HTML can point to an online wallet to take payments, and a JavaScript API to react to them. But it’s (still) early days.

I’m just hearing about the closedby=”any” attribute/value for <dialog>. HTML popovers have this “light dismiss” behavior where you can “click outside” to close them, but not dialogs (until this). I forked a previous demo to try it and it works great (in Chrome & Firefox, just waiting for Safari). I’ve been using a custom <ClickOutsideDetector […]

You want to hide an interactive element that you don’t need anymore after JavaScript loads/runs. Can you do it without a “flash” or layout shift?

One of the nice things about Markdown is that you can just… put HTML in there too. There is no Markdown shortcut for a <div>, but you can just use a <div>. That means you can use use <my-custom-element> as well, bringing the world of Web Components into your writing and creating of content. Deane […]

If the #hash in the URL matches the ID of an element *inside* a

If you know a bit about the popover API in HTML, you might know it’s basically 1) click a button 2) toggle visibility of another element. Una has a great article explaining that there is a bit more to it. First, there are actually three kinds of popovers. There is the normal kind, which close […]

Hot off the presses! Firefox Nightly adds the new :heading pseudo! Easily style all headings, or use nth-child-like AnB syntax to select a range of headings! Needs layout.css.heading-selector.enabled flag enabled. Keith Cirkel Demo.