Name Description Size Coverage
attr.rs The `attr()` arbitrary substitution function. https://drafts.csswg.org/css-values-5/#funcdef-attr 13687 95 %
env.rs The `env()` arbitrary substitution function. https://drafts.csswg.org/css-env-1/#funcdef-env 10415 90 %
mod.rs Arbitrary substitution functions. https://drafts.csswg.org/css-values-5/#arbitrary-substitution-function 35845 94 %
var.rs The `var()` arbitrary substitution function. https://drafts.csswg.org/css-variables-2/#funcdef-var 5647 89 %