https://developer.mozilla.org/en-US/docs/Web/CSS/Nesting_sel...
All major browser do now support it. However I still use the PostCSS Nesting plugin:
https://www.npmjs.com/package/postcss-nesting
This lets you write the syntax from the specification but it will be transformed to CSS that still works in older browsers, kind of like a polyfill in js.
At long last
https://developer.mozilla.org/en-US/docs/Web/CSS/Nesting_sel...
All major browser do now support it. However I still use the PostCSS Nesting plugin:
https://www.npmjs.com/package/postcss-nesting
This lets you write the syntax from the specification but it will be transformed to CSS that still works in older browsers, kind of like a polyfill in js.