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Articles Tagged
firefox

25 Articles
Direct link to the article Quick Hit #103
CSS firefox

Quick Hit #103

Firefox 148 makes shape() available without a flag, aligning with Chrome and Safari.…

Daniel Schwarz on Feb 25, 2026
Direct link to the article Quick Hit #100
browser chrome cross-browser firefox interop safari

Quick Hit #100

Interop 2026 is here — find out which features Chrome, Safari, and Firefox have agreed to make consistent across all web browsers.…

Daniel Schwarz on Feb 18, 2026
Direct link to the article Quick Hit #90
CSS firefox media queries

Quick Hit #90

Adam Argyle reminds us that Firefox is testing @custom-media, and shares some handy resources.…

Daniel Schwarz on Jan 26, 2026 Updated on Jan 25, 2026
Direct link to the article Quick Hit #84
anchor positioning CSS firefox view transitions

Quick Hit #84

Firefox 147 ships view transition types and anchor positioning, which are now supported in all browsers.…

Daniel Schwarz on Jan 14, 2026
Direct link to the article Quick Hit #72
CSS firefox typography

Quick Hit #72

Firefox 146 ships text-decoration-inset, which enables us to customize the position and size of text decorations such as underlines.…

Daniel Schwarz on Dec 17, 2025
Direct link to the article Quick Hit #70
CSS css variables custom properties firefox media queries

Quick Hit #70

Firefox 146 becomes the first to trial @custom-media, an at-rule that’s like custom properties but for media queries.…

Daniel Schwarz on Dec 15, 2025
Direct link to the article Three-Digit Browser Versions in March 2022
browser functionality cross-platform firefox

Three-Digit Browser Versions in March 2022

We aren’t supposed to be doing any sort of decision-making based on browser User-Agent Strings. But, ya know, collectively, we do.

Karl Dubost notes that there is a significant change coming to them, notably moving the version integer past …

Chris Coyier on Oct 18, 2021
Direct link to the article Firefox’s `bolder` Default is a Problem for Variable Fonts
firefox font-weight typography user agent stylesheets variable fonts

Firefox’s `bolder` Default is a Problem for Variable Fonts

Variable fonts make it easy to create a large set of font styles from a single font file. Unfortunately, the default rendering of the <b> and <strong> elements in browsers today is not very compatible with the wide range of …

Šime Vidas on Sep 7, 2021
Direct link to the article :focus-visible Support Comes to Firefox
:focus-visible firefox outline

:focus-visible Support Comes to Firefox

Look at that! The :focus-visible pseudo-selector is now supported in Firefox, as of version 85 which shipped yesterday. I had to rush over to the MDN Docs just to confirm, and yep, the :focus-visible page has been updated to …

Geoff Graham on Feb 10, 2021 Updated on Feb 11, 2021
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