成功メッセージ

                <div class="flex flex-col items-center justify-center min-h-screen bg-gray-100 dark:bg-gray-900">
    <div class="bg-white dark:bg-gray-800 shadow-lg rounded-lg p-6 max-w-md w-full transform transition-transform hover:scale-105">
        <div class="flex items-center space-x-4">
            <img src="https://picsum.photos/60/60" alt="Avatar" class="w-14 h-14 rounded-full shadow-md">
            <div class="flex-1">
                <h2 class="text-lg font-semibold text-gray-800 dark:text-gray-200">Success!</h2>
                <p class="text-gray-600 dark:text-gray-300">Your operation was completed successfully.</p>
            </div>
        </div>
        <div class="mt-4 space-x-2">
            <a href="#" class="inline-block px-4 py-2 text-sm font-medium text-white bg-blue-600 rounded-md shadow hover:bg-blue-500 transition duration-300">Okay</a>
            <a href="#" class="inline-block px-4 py-2 text-sm font-medium text-gray-700 dark:text-gray-300 bg-gray-200 dark:bg-gray-700 rounded-md shadow hover:bg-gray-300 dark:hover:bg-gray-600 transition duration-300">Dismiss</a>
        </div>
    </div>
</div>
              

                <div class="bg-white dark:bg-gray-800 p-6 rounded-lg shadow-lg max-w-sm mx-auto">
    <div class="flex items-center mb-4">
        <img src="https://picsum.photos/50/50" alt="Avatar" class="rounded-full border-2 border-green-500 mr-3">
        <h2 class="text-xl font-bold text-green-700 dark:text-green-400">Success!</h2>
    </div>
    <p class="text-gray-700 dark:text-gray-300">
        Your operation was completed successfully. Check your account for the latest updates!
    </p>
    <div class="flex justify-end mt-4">
        <button class="bg-green-500 hover:bg-green-600 text-white font-bold py-2 px-4 rounded focus:outline-none focus:shadow-outline">
            Close
        </button>
    </div>
</div>

<style>
    @media (prefers-color-scheme: dark) {
        .bg-white {
            background-color: #2D3748;
        }
        .text-gray-700 {
            color: #E2E8F0;
        }
    }
</style>