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817 B
817 B
at-rule-no-unknown
Disallow unknown at-rules.
@unknown (max-width: 960px) {}
/** ↑
* At-rules like this */
This rule considers at-rules defined in the CSS Specifications, up to and including Editor's Drafts, to be known.
Options
true
The following patterns are considered warnings:
@unknown {}
The following patterns are not considered warnings:
@charset "UTF-8";
@CHARSET "UTF-8";
@media (max-width: 960px) {}
@font-feature-values Font One {
@styleset {}
}
Optional secondary options
ignoreAtRules: ["/regex/", "string"]
Given:
["/^my-/", "custom"]
The following patterns are not considered warnings:
@my-at-rule "x.css";
@my-other-at-rule {}
@custom {}