Updated: 2026-07-11
Quick Templates
Card with Image
.card:has(img) Select cards containing images
Form Validation
Style invalid inputs with :has()
Empty State
.container:has(:empty) Empty container styles
Previous Sibling
h2:has(+ p) Select heading followed by paragraph
Custom Selector
How to Use the CSS :has() Selector Generator
Validate your content with the CSS :has() Selector Generator in three steps:
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Enter Content to Validate
Type, paste, or upload the content you want to validate into the input area. The tool accepts direct text input and file upload for batch processing. -
Run Validation
Click the "Validate" or "Check" button to analyze your content. The tool performs a thorough check and provides detailed feedback, including error locations and suggested fixes. -
Review Results
View the validation results, including any errors, warnings, or success messages. If errors are found, the tool highlights their exact location to help you fix them quickly.
FAQ
What is the CSS :has() selector?
The :has() is a CSS Level 4 pseudo-class selector that allows selecting a parent element based on its children. It's often called the 'parent selector'.
What is the browser compatibility?
:has() is supported by Chrome 105+, Safari 15.4+, Firefox 121+, Edge 105+. Global support exceeds 92%.
Common use cases?
Styling parent based on children, form validation, empty states, previous sibling selection, and responsive layout adjustments.