Use the gap, column-gap, and row-gap shorthand properties in CSS
Use hwb() color functions in CSS
Style form elements when they are empty
PostCSS plugin to rebase or inline on url().
Use nested calc() expressions in CSS
Use text-decoration in it's shorthand form in CSS
Use cascade layers in CSS
Use the range notation in CSS media queries
Style elements relative to other elements in CSS
Use the gray() color function in CSS
Keep only the CSS you need based on comments and your browserslist
PostCSS plugin to fallback initial keyword.
Use the color-mix function in CSS
Use the relative color syntax in CSS
The Reference Element Pseudo-class: :scope
Use flow-relative (inline-start and inline-end) values for float and clear
Use pow(), sqrt(), hypot(), log(), exp() exponential functions in CSS
Use number values in aspect-ratio media queries.
Use logical overscroll behavior properties and values in CSS
Use vb and vi length units in CSS
Use logical values in the resize property
Fallback `position-area` to the alternate name `inset-area`
PostCSS for CSS-in-JS and styles in JS objects
Use logical overflow properties and values in CSS