Bootstrap(프레임워크)

부트스트랩

https://www.w3schools.com/bootstrap/bootstrap_ver.asp

css가 이미 적용된 라이브러리

CDN 적용하기

<meta charset="utf-8">
  	<meta name="viewport" content="width=device-width, initial-scale=1">
  	<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.2/dist/css/bootstrap.min.css">
  	<script src="https://cdn.jsdelivr.net/npm/jquery@3.6.1/dist/jquery.slim.min.js"></script>
  	<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js"></script>
  	<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.2/dist/js/bootstrap.bundle.min.js"></script>