web-feature: CSS object model

baseline logo Widely available

The CSS object model API reads, creates, and modifies CSS stylesheets and inline styles. Also known as CSSOM.

WKWebView

macOS

*

iOS

*

Android WebView

Android

*

WebView2

Windows

*

WPE MiniBrowser

Linux

2026-07

Servo

Android

2026-07

ArkWeb

HarmonyOS

*

Chrome Browser

Android

28

Safari Browser

iOS

9