::backdrop
Widely available since 2024-09-14
The ::backdrop CSS pseudo-element is a box underneath an element in the top layer, such as a <dialog>. It can be used to create obscuring effects distinguishing a modal element from the elements underneath.
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Specifications
Browser support
- Chrome 37 Released on 2014-08-26
- Chrome Android 37 Released on 2014-09-03
- Edge 79 Released on 2020-01-15
- Firefox 47 Released on 2016-06-07
- Firefox for Android 47 Released on 2016-06-07
- Safari 15.4 Released on 2022-03-14
- Safari on iOS 15.4 Released on 2022-03-14
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