5 USEFUL CSS FUNCTIONS USING THE NEW @FUNCTION RULE

Summary from the TLDR newsletter

CSS functions just landed in Chrome 139. The capability helps developers write more organized and dynamic CSS. CSS functions can run logic - they accept arguments and return new values. Using custom functions makes code much neater. This article looks at some real-world examples of where CSS functions can come in handy. While Chrome is currently the only browser to have shipped the feature, CSS functions has gone through the CSSWG draft process, so other browsers should be implementing it soon.