:lang()
Targets elements based on the language they are written in (using the 'lang' attribute). It is smart enough to match sub-languages like 'en-US' when you search for 'en'.
Quick example
p:lang(fr) {
/* Applies specific styles for French text */
quotes: '« ' ' »';
}:lang() Browser Support
Widely available Since 2015 96% global usage
This feature is well established and works across many devices and browser versions. It has been available across browsers since 2015.
Safe to use without fallbacks.
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3.1+
12+