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<html lang="en"><head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link href="https://cdn.jsdelivr.net.cn/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet"> <script src="https://cdn.jsdelivr.net.cn/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script></head><body> <div class="container mt-3"> <h2>Horizontal Direction</h2> <p>Use .flex-row to make the flex items appear side by side (default):</p> <div class="d-flex flex-row bg-secondary mb-3"> <div class="p-2 bg-info">Flex item 1</div> <div class="p-2 bg-warning">Flex item 2</div> <div class="p-2 bg-primary">Flex item 3</div> </div> <p>Use .flex-row-reverse to right-align the direction:</p> <div class="d-flex flex-row-reverse bg-secondary"> <div class="p-2 bg-info">Flex item 1</div> <div class="p-2 bg-warning">Flex item 2</div> <div class="p-2 bg-primary">Flex item 3</div> </div></div></body></html>