npx create-react-app app-name
npm install semantic-ui-react semantic-ui-css
After install, import the minified CSS file in your app's entry file index.js:
import 'semantic-ui-css/semantic.min.css'
npm i uuidv4
npm start
npx create-react-app app-name
npm install semantic-ui-react semantic-ui-css
import 'semantic-ui-css/semantic.min.css'
npm i uuidv4
npm start