CSS Feature Queries

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  • @supports [condition] { /* CSS rules to apply */ }


(property: value)Evaluates true if the browser can handle the CSS rule. The parenthesis around the rule are required.
andReturns true only if both the previous and next conditions are true.
notNegates the next condition
orReturns true if either the previous or next condition is true.
(...)Groups conditions


Feature detection using @supports is supported in Edge, Chrome, Firefox, Opera, and Safari 9 and up.

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