源代码：
左右布局
点击运行
<!DOCTYPE html> <html> <head> <title>Bootstrap 实例</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/4.3.1/css/bootstrap.min.css"> <script src="https://cdn.staticfile.org/jquery/3.2.1/jquery.min.js"></script> <script src="https://cdn.staticfile.org/popper.js/1.15.0/umd/popper.min.js"></script> <script src="https://cdn.staticfile.org/twitter-bootstrap/4.3.1/js/bootstrap.min.js"></script> </head> <body> <div class="container mt-3"> <h2>自定义滑块控件</h2> <p>我们可以在 input 为 type="range" 的输入框中添加 .custom-range 类来设置自定义滑块控件:</p> <form action="/action_page.php"> <label for="customRange">自定义滑块控件</label> <input type="range" class="custom-range" id="customRange" name="points1"> <label for="defaultRange">默认滑块控件</label> <input type="range" id="defaultRange" name="points2"> <p><button type="submit" class="btn btn-primary">提交</button></p> </form> </div> </body> </html>
运行结果