Invalid selectorInvalid Selector
The CSS selector syntax is not valid.
Container query unsupportedThe browser does not support @container queries.
CSS container queries are a relatively new feature not available in older browsers. The parent element must also be set as a container with container-type.
Add container-type: inline-size to the parent element. Use @supports for feature detection. Provide fallback styles using media queries. Check browser support on caniuse.com.
Invalid selectorThe CSS selector syntax is not valid.
:has() unsupportedThe browser does not support the :has() pseudo-class.
Invalid clamp() syntaxThe clamp() function has incorrect syntax or parameters.
Specificity conflictA CSS rule is not applied because a more specific selector overrides it.
Missing semicolonA semicolon is missing at the end of a CSS declaration.
backdrop-filter not renderingThe backdrop-filter property has no visible effect on the element.