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Unprefixed 'appearance' CSS property

Category

CSS

Type

New or changed feature

Status

Enabled by default (Chrome 84)

Intent stage

Evaluate readiness to ship

• Breaking change: No
• Enterprise impact: None
• Spec maturity: Working draft
• Web Platform Tests: Yes

WPT details: https://wpt.fyi/results/css/css-ui

Summary

This feature introduces 'appearance' CSS property, which is the unprefixed version of '-webkit-appearance'.

Motivation

Developers should avoid vendor-prefixed CSS properties, but Chrome have never provided unprefixed version of '-webkit-appearance'.

Standards & signals

• Specification: https://drafts.csswg.org/css-ui-4/#appearance-switching
• Firefox: No signal
• Safari: No signal
• Web developers: No signals
• Tracking bug: https://bugs.chromium.org/p/chromium/issues/detail?id=963551

Ecosystem

• Web Platform Tests: https://wpt.fyi/results/?q=css%2Fcss-ui
• Chrome Platform Showcase: https://chrome-platform-showcase.paulkinlan-ea.deno.net/features
• GenDN reference: https://gendn.paulkinlan-ea.deno.net/features
• chrome.dev demos search: https://www.google.com/search?q=site%3Achrome.dev+Unprefixed%20'appearance'%20CSS%20property
• MDN Web Docs: https://developer.mozilla.org/en-US/search?q=Unprefixed%20'appearance'%20CSS%20property
• Baseline status: https://webstatus.dev/?q=Unprefixed%20'appearance'%20CSS%20property

Docs: https://docs.google.com/document/d/178JUQ6Nx0VnXPeDu_Y_rGDAF-6ZymvmQCa6xJa-13gk/edit?usp=sharing

View on chromestatus.com