⏹️ MUI 💙Material UI 라이브러리 https://opentutorials.org/course/1 https://mui.com/ MUI: The React component library you always wanted MUI provides a simple, customizable, and accessible library of React components. Follow your own design system, or start with Material Design. You will develop React applications faster. mui.com 🔷 mui 설치 npm install @mui/material @emotion/react @emotion/styled 터미널에 명령어..