Limited Availability CSS

window-drag

The window-drag: move CSS declaration sets an element as a window drag handle, like a device's app title bar. You can use this to add click-and-drag areas to an installed progressive web app, often alongside window controls overlay.

Baseline Status: This feature is currently Limited (not yet Baseline). Latest engine implementation shipped on Aug 28, 2026.

Desktop Browser Engine Support

Google Chrome

152

Supported

Mozilla Firefox

—

Unsupported

Apple Safari

—

Unsupported

Microsoft Edge

152

Supported

Mobile Browser Engine Support

Chrome Android

—

Firefox Android

—

Safari iOS

—

Specifications and References

Specification ↗ Feature XML ↗

MDN Browser Compat Data Keys:

css.properties.window-drag ↗ css.properties.window-drag.move ↗ css.properties.window-drag.none ↗