CSSPseudoElement: element property
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
  The element read-only property of the
  CSSPseudoElement interface returns a reference to the originating element
  of the pseudo-element, in other words its parent element.
Value
An Element representing the pseudo-element's originating element.
Examples
  The example below demonstrates the relationship between
  CSSPseudoElement.element and Element.pseudo():
js
const myElement = document.querySelector("q");
const cssPseudoElement = myElement.pseudo("::after");
const originatingElement = cssPseudoElement.element;
console.log(myElement === originatingElement); // Outputs true
console.log(myElement.parentElement === originatingElement); // Outputs false
console.log(myElement.lastElementChild === cssPseudoElement); // Outputs false
console.log(myElement.lastChild === cssPseudoElement); // Outputs false
console.log(myElement.nextElementSibling === cssPseudoElement); // Outputs false
console.log(myElement.nextSibling === cssPseudoElement); // Outputs false
Specifications
| Specification | 
|---|
| CSS Pseudo-Elements Module Level 4  # dom-csspseudoelement-element  | 
Browser compatibility
BCD tables only load in the browser