In this, the package is named as postcss-reduce-transforms-nightly

In from this docs, you need to replace every

postcss-reduce-transforms --> postcss-reduce-transforms-nightly

Original Docs below

Reduce transform functions with PostCSS.

With npm do:

npm install postcss-reduce-transforms --save

This module will reduce transform functions where possible. For more examples, see the tests.

h1 {
    transform: rotate3d(0, 0, 1, 20deg);
}

h1 {
    transform: rotate(20deg);
}

See the PostCSS documentation for examples for your environment.

See CONTRIBUTORS.md.

MIT © Ben Briggs