node-sass-setup.txt

 1. Install Node.js
 2. Initialize NPM
 2.1 Install & configure Python --> https://github.com/nodejs/node-gyp#on-windows
 3. npm init -y (to create packages.json) 
 4. yarn add node-sass
 5. add compile command 'scss' under scripts:
 6. yarn run scss (this will watch for changes & compile when changes occur)
 
 {
  "name": "sass-tutorial",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": { 
    "scss": "node-sass --watch scss -o wwwroot/css"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "node-sass": "^4.13.0",
    "simplebar": "^5.0.7"
  }
}

6.) Cmd.exe: yarn run scss