Lozad.js: Performant Lazy Loading of Images

There are a few different “traditional” ways of lazy loading of images. They all require JavaScript needing to figure out if an image is currently visible within the browser’s viewport or not. Traditional approaches might be: Listening to scroll and resize events on the window Using a timer like setInterval Both of these have performance […]

Apoorv Saxena on Sep 26, 2017 (Updated on Jul 10, 2019)

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Managing User Focus with :focus-visible

This is going to be the 2nd post in a small series we are doing on form accessibility. If you missed the first post, check out Accessible Forms with Pseudo Classes. In this post we are going to look …

Chris DeMars on Apr 5, 2024 (Updated on Apr 19, 2024)

:has CSS

The Power of :has() in CSS

Hey all you wonderful developers out there! In this post we are going to explore the use of :has() in your next web project. :has() is relatively newish but has gained popularity in the front end community by delivering control …

Chris DeMars on Mar 29, 2024 (Updated on Apr 19, 2024)

Web Form Accessibility with focus-within

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Accessible Forms with Pseudo Classes

Hey all you wonderful developers out there! In this post, I am going to take you through creating a simple contact form using semantic HTML and an awesome CSS pseudo class known as :focus-within. The :focus-within class allows for …

Chris DeMars on Mar 22, 2024 (Updated on Mar 29, 2024)

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Passkeys: What the Heck and Why?

These things called passkeys sure are making the rounds these days. They were a main attraction at W3C TPAC 2022, gained support in Safari 16, are finding their way into macOS and iOS, and are slated to …

Neal Fennimore on Apr 12, 2023 (Updated on Mar 29, 2024)

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Some Cross-Browser DevTools Features You Might Not Know

I spend a lot of time in DevTools, and I’m sure you do too. Sometimes I even bounce between them, especially when I’m debugging cross-browser issues. DevTools is a lot like browsers themselves — not all of the features in …

Pankaj Parashar on Mar 22, 2023

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Making Calendars With Accessibility and Internationalization in Mind

Doing a quick search here on CSS-Tricks shows just how many different ways there are to approach calendars. Some show how CSS Grid can create the layout efficiently. Some attempt to bring actual data into the mix. Some …

Mads Stoumann on Mar 13, 2023

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5 Mistakes I Made When Starting My First React Project

You know what it’s like to pick up a new language or framework. Sometimes there’s great documentation to help you find your way through it. But even the best documentation doesn’t cover absolutely everything. And when you work with something …

Richard Oliver Bray on Mar 10, 2023

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Creating a Clock with the New CSS sin() and cos() Trigonometry Functions

CSS trigonometry functions are here! Well, they are if you’re using the latest versions of Firefox and Safari, that is. Having this sort of mathematical power in CSS opens up a whole bunch of possibilities. In this tutorial, I thought …

Mads Stoumann on Mar 8, 2023

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Managing Fonts in WordPress Block Themes

Fonts are a defining characteristic of the design of any site. That includes WordPress themes, where it’s common for theme developers to integrate a service like Google Fonts into the WordPress Customizer settings for a “classic” PHP-based theme. That hasn’t …

Ganesh Dahal on Mar 6, 2023

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Everything You Need to Know About the Gap After the List Marker

I was reading “Creative List Styling” on Google’s web.dev blog and noticed something odd in one of the code examples in the ::marker section of the article. The built-in list markers are bullets, ordinal numbers, and letters. The ::marker pseudo-element …

Šime Vidas on Mar 2, 2023

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How the Style Engine Generates Classes

The WordPress Style Engine generates the CSS for a block theme. Why would you want to know how an invisible process like that works? Well, just like writing CSS, you will want to ensure your code is organized and structured so that your styles properly use the CSS Cascade.

Ganesh Dahal on Feb 27, 2023 (Updated on Mar 1, 2023)

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