part

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2020.

The part global attribute contains a space-separated list of the part names of the element. Part names allows CSS to select and style specific elements in a shadow tree via the ::part pseudo-element.

See the exportparts attribute for a usage example.

Specifications

Specification
CSS Shadow Parts
# part-attr

Browser compatibility

BCD tables only load in the browser

See also