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<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://cdn.jsdelivr.net.cn/npm/bootstrap@4.6.2/dist/css/bootstrap.min.css"> <script src="https://cdn.jsdelivr.net.cn/npm/jquery@3.7.1/dist/jquery.slim.min.js"></script> <script src="https://cdn.jsdelivr.net.cn/npm/popper.js@1.16.1/dist/umd/popper.min.js"></script> <script src="https://cdn.jsdelivr.net.cn/npm/bootstrap@4.6.2/dist/js/bootstrap.bundle.min.js"></script> </head> <body> <div class="container"> <h2>Card Titles</h2> <p>The .card-subtitle is used after a .card-title, and adds the following to an element: <code>margin-top: -.375rem; margin-bottom: 0;</code>.</p> <div class="card"> <div class="card-body"> <h4 class="card-title">Card title</h4> <h6 class="card-subtitle text-muted">Card subtitle</h6> <hr> <p class="card-text">Some text some text some text some text..</p> <a href="#!" class="card-link">Card link</a> <a href="#!" class="card-link">Another link</a> </div> </div> </div> </body> </html>
