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// step 1: install node-sass
// using npm
npm install node-sass --save-dev
// using yarn
yarn add -D node-sass
// step 2: Convert your .css files to .scss
// step 3: add in your app.js
import './App.scss';
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npm install sass --save-dev
import './App.css' turns into import './App.scss'
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$ npm install node-sass --save$ # or$ yarn add node-sassCopy