<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Bootstrap demo</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.1/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-4bw+/aepP/YC94hEpVNVgiZdgIC5+VKNBQNGCHeKRQN+PtmoHDEXuppvnDJzQIu9" crossorigin="anonymous">
<h1>Bootstrap CDN 5.3 Link</h1>
<div class="alert alert-primary" role="alert">
A simple primary alert—check it out!
<div class="alert alert-secondary" role="alert">
A simple secondary alert—check it out!
<div class="alert alert-success" role="alert">
A simple success alert—check it out!
<div class="alert alert-danger" role="alert">
A simple danger alert—check it out!
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.1/dist/js/bootstrap.bundle.min.js"
integrity="sha384-HwwvtgBNo3bZJJLYd8oVXjrBZt8cqVSpeBNS5n7C8IVInixGAoxmnlMuBnhbgrkm"
crossorigin="anonymous"></script>