jquery 点击样式切换

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>jQuery 点击样式切换</title>
    <style>
        .button {
            padding: 10px 20px;
            background-color: #ccc;
            color: #fff;
            border: none;
            cursor: pointer;
        }
        .active {
            background-color: #ff0000;
        }
    </style>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
</head>
<body>
    <button class="button">点击我</button>

    <script>
        $(document).ready(function() {
            $('.button').click(function() {
                $(this).toggleClass('active');
            });
        });
    </script>
</body>
</html>