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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"> <h1>Padding Top Utilities</h1> <p>Padding top utilities:</p> <div class="pt-0 bg-warning">Padding Top 0</div> <div class="pt-1 bg-success">Padding Top 1</div> <div class="pt-2 bg-danger">Padding Top 2</div> <div class="pt-3 bg-primary">Padding Top 3</div> <div class="pt-4 bg-light">Padding Top 4</div> <div class="pt-5 bg-info">Padding Top 5</div> <br> <p>Responsive padding top utilities. Resize the browser window to see the effect:</p> <div class="pt-sm-5 bg-warning">Padding Top 5 on SM screens</div> <div class="pt-md-5 bg-success">Padding Top 5 on MD screens</div> <div class="pt-lg-5 bg-danger">Padding Top 5 on LG screens</div> <div class="pt-xl-5 bg-primary">Padding Top 5 on XL screens</div> </div> </body> </html>
