Use the gap, column-gap, and row-gap shorthand properties in CSS
Use the parts of normalize.css or sanitize.css you need from your browserslist
Use the color() function in CSS
A CSS Modules transform to extract local aliases for inline imports
Use the :dir pseudo-class in CSS
Use space and slash separated color notation in CSS
Style form elements when they are empty
Use hwb() color functions in CSS
Normalize multiple value display syntaxes into single values.
CLI for PostCSS
Discard empty rules and values with PostCSS.
Normalize unicode-range descriptors, and can convert to wildcard ranges.
PostCSS plugin that adds `@keyframes` from animate.css, tuesday.css, magic.css, mimic.css
Use nested calc() expressions in CSS
Use text-decoration in it's shorthand form in CSS
Style elements relative to other elements in CSS
Convert two value syntax for repeat-style into one value.
Determine selector specificity with postcss-selector-parser
Use cascade layers in CSS
Reduce transform functions with PostCSS.
Normalize CSS animation/transition timing functions.
Trim whitespace inside and around CSS rules & declarations.
Indent-based CSS syntax for PostCSS
Normalize keyword values for position into length values.