Limited Availability

corner-shape

The corner-shape CSS property sets the shape of an element's corners when using border-radius, allowing for shapes other than rounded corners. For example, corner-shape: squircle is a shape in between a square and rounded corner.

Baseline Status: This feature is currently Limited (not yet Baseline). Latest engine implementation shipped on Aug 7, 2025.

Desktop Browser Engine Support

Google Chrome

139

Supported

Mozilla Firefox

—

Unsupported

Apple Safari

—

Unsupported

Microsoft Edge

139

Supported

Mobile Browser Engine Support

Chrome Android

139

Firefox Android

—

Safari iOS

—

Specifications and References

Specification ↗ Feature XML ↗

MDN Browser Compat Data Keys: