Normalize wrapping quotes for CSS string literals.
Add necessary or remove extra charset with PostCSS
Detective to find dependents of CSS (PostCSS dialect)
Use cascade layers in CSS
Resolve a nested selector in a PostCSS AST
Use lab() and lch() color functions in CSS
Display resolution-dependent images using the image-set() function in CSS
Using more intuitive `>=`, `<=`, `>`, `<` instead of media queries min/max prefix.
Use env() variables in CSS
Correctly declare progressive enhancements for CSS Custom Properties.
Ensure values are ordered consistently in your CSS.
Keep only the CSS you need based on comments and your browserslist
Use the range notation in CSS media queries
Use oklab() and oklch() color functions in CSS
PostCSS plugin to fallback initial keyword.
Use flow-relative (inline-start and inline-end) values for float and clear
PostCSS plugin to fallback initial keyword.
Use the color-mix function in CSS
Use the relative color syntax in CSS
Use double-position gradients in CSS
Convert values with PostCSS (e.g. ms -> s)
Use pow(), sqrt(), hypot(), log(), exp() exponential functions in CSS
Use the parts of normalize.css or sanitize.css you need from your browserslist
Use number values in aspect-ratio media queries.