postcss-reduce-transforms 
Reduce transform functions with PostCSS.
Install
With npm do:
npm install postcss-reduce-transforms --save
Example
This module will reduce transform functions where possible. For more examples, see the tests.
Input
h1 {
transform: rotate3d(0, 0, 1, 20deg);
}
Output
h1 {
transform: rotate(20deg);
}
Usage
See the PostCSS documentation for examples for your environment.
Contributing
Pull requests are welcome. If you add functionality, then please add unit tests to cover it.
License
MIT © Ben Briggs