What is the 'has' selector in CSS?
Understand the Problem
The question is asking about the 'has' selector in CSS, a feature that allows strong conditional styling based on whether an element contains certain elements. This would involve understanding CSS selectors and their usage.
Answer
The `:has()` selector allows selecting a parent element containing specific child elements.
The :has() selector in CSS is a relational pseudo-class that allows you to select a parent element based on the presence of specific child elements within it.
Answer for screen readers
The :has() selector in CSS is a relational pseudo-class that allows you to select a parent element based on the presence of specific child elements within it.
More Information
The :has() selector enhances CSS by allowing 'look-ahead' styling, enabling more dynamic interactions. Historically, CSS did not allow for parent element selection, making :has() a significant addition to styling capabilities.
Tips
A common mistake is misunderstanding the scope of :has(), as it can't be used for selecting direct children or styling a child based on parent properties.
Sources
- has() - CSS: Cascading Style Sheets - MDN Web Docs - developer.mozilla.org
- The CSS :has Selector (and 4+ Examples) - CSS Tricks - css-tricks.com
- Level Up Your CSS Skills With The :has() Selector - Smashing Magazine - smashingmagazine.com
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