$ sudo npm install uncss
$ sudo npm install -g uncss

If want to update the uncss package execute the command as below,

$ sudo npm update uncss

Update package globally,

$ npm install -g uncss

Git clone:

$ sudo  git clone https://github.com/rektide/uncss.git

$ sudo  npm install -g ./uncss

uncss@0.16.0 /usr/lib/node_modules/uncss

How to remove uncss package :

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

$ sudo npm uninstall uncss

Basic Information of uncss NPM Package: