$ sudo npm install postcss-mixins
$ sudo npm install -g postcss-mixins

If want to update the postcss-mixins package execute the command as below,

$ sudo npm update postcss-mixins

Update package globally,

$ npm install -g postcss-mixins

Git clone:

$ sudo  git clone https://github.com/rektide/postcss-mixins.git

$ sudo  npm install -g ./postcss-mixins

postcss-mixins@6.2.0 /usr/lib/node_modules/postcss-mixins

How to remove postcss-mixins package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall postcss-mixins

Basic Information of postcss-mixins NPM Package: