Put your CSS calc() hat on because sin(), cos(), tan(), and friends are available in Chrome 111!
A rather geeky/technical weblog, est. 2001, by Bramus
(255,255,255) is the Highest Specificity@property:is() in complex selectors selects more than you might initially think:has() and ~:has() feature detection with @supports(selector(…)): You want :has(+ *), not :has(*):nth-child(An+B [of S]?) polyfill thanks to CSS :has() and :not()