Host

The :host CSS pseudo-class selects the containing element of the shadow tree in which it is used. The :host() CSS pseudo-class selects the that element only if it matches the provided selector.

Learning resources on MDN

• :host
• :host()

Browser support

• Chrome 54 Released on 2016-10-12
• Chrome Android 54 Released on 2016-10-19
• Edge 79 Released on 2020-01-15
• Firefox 63 Released on 2018-10-23
• Firefox for Android 63 Released on 2018-10-23
• Safari 10 Released on 2016-09-20
• Safari on iOS 10 Released on 2016-09-13

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