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<!DOCTYPE html> <html> <head> <title>Bootstrap Example</title> <meta name="viewport" content="width=device-width, initial-scale=1"> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/css/bootstrap.min.css" rel="stylesheet"> <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/js/bootstrap.bundle.min.js"></script> </head> <body> <div class="container mt-3"> <h2>增长的加载器</h2> <p>如果您希望 spinner/加载器增长而不是“旋转”，请使用 <code>.spinner-grow</code> 类：</p> <div class="spinner-grow text-muted"></div> <div class="spinner-grow text-primary"></div> <div class="spinner-grow text-success"></div> <div class="spinner-grow text-info"></div> <div class="spinner-grow text-warning"></div> <div class="spinner-grow text-danger"></div> <div class="spinner-grow text-secondary"></div> <div class="spinner-grow text-dark"></div> <div class="spinner-grow text-light"></div> </div> </body> </html>