web-feature: ::first-letter

Widely available

The ::first-letter CSS pseudo-element selects the first letter in an element for styling.

WKWebView

macOS

*

iOS

*

Android WebView

Android

*

WebView2

Windows

*

WPE MiniBrowser

Linux

2026-08

Servo

Android

2026-08

ArkWeb

HarmonyOS

*

Chrome Browser

Android

18

Safari Browser

iOS

1