Has
About
The :has(selector list) pseudo-class function matches an element if any of the selectors passed as parameter match at least one element.
The selector is currently not supported in Firefox.
Element with adjacent sibling
The selector :has(+ .item) matches all elements that have an adjacent sibling with the class item.
item
no item
Element with child
The selector matches the .card element if it contains an input element that is invalid. In this example the input is required end therefore invalid if it is empty.
- Fill out the input field to make it valid