Open and closed selectors
Limited availability
The :open and :closed CSS pseudo-classes match elements that have open and closed states, like <details, <dialog>, or <select>, based on their state.
Learn more
Specifications
Browser support
- Chrome ❌
- Chrome Android ❌
- Edge ❌
- Firefox ❌ Vendor position : positive
- Firefox for Android ❌ Vendor position : positive
- Safari ❌ Vendor position : support
- Safari on iOS ❌ Vendor position : support
View as JSON | Edit this feature | Report an issue | Web-features entry: source, dist