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<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap 实例</title> <meta charset="utf-8"> <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-fluid mt-3"> <h2>更多不等列</h2> <div class="row"> <div class="col-8 bg-success">1 of 2</div> <div class="col-4 bg-warning">2 of 2</div> </div> <br> <div class="row"> <div class="col-2 bg-success">1 of 4</div> <div class="col-2 bg-warning">2 of 4</div> <div class="col-2 bg-success">3 of 4</div> <div class="col-6 bg-warning">4 of 4</div> </div> <br> <div class="row"> <div class="col-4 bg-success">1 of 4</div> <div class="col-6 bg-warning">2 of 4</div> <div class="col bg-success">3 of 4</div> <div class="col bg-warning">4 of 4</div> </div> </div> </body> </html>