This specification defines the ::part() pseudo-element on shadow hosts, allowing shadow hosts to selectively expose chosen elements from their shadow tree to the outside page for styling purposes.

Documentation

Specification

Specification link


Specification currently under development in a Working Group

Status in Chromium

Blink>CSS


Enabled by default (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

Owners

Comments

This is in CSSWG First Working Public Draft.

Search tags

part theme css shadow,

Last updated on 2021-12-13