jquery 闪光特效

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>jQuery 闪光特效</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <style>
        .flash {
            padding: 10px 20px;
            background-color: #4CAF50;
            color: white;
            border-radius: 5px;
        }
    </style>
</head>
<body>
    <button class="flash">点击我</button>

    <script>
        $(document).ready(function() {
            $('.flash').click(function() {
                $(this).fadeOut(200).fadeIn(200, function() {
                    $(this).fadeOut(200).fadeIn(200);
                });
            });
        });
    </script>
</body>
</html>