ローダーコンポーネント

<div class="flex items-center justify-center min-h-screen bg-gray-900 dark:bg-gray-800">
    <div class="flex">
        <div class="loader bg-gray-600 dark:bg-gray-400 rounded-full w-16 h-16 animate-bounce mr-4"></div>
        <div class="loader bg-gray-600 dark:bg-gray-400 rounded-full w-16 h-16 animate-bounce"></div>
    </div>
    <div class="flex flex-col items-center ml-4">
        <h2 class="text-gray-200 dark:text-gray-100 text-xl mb-2">Loading...</h2>
        <div class="flex space-x-2">
            <img src="https://randomuser.me/api/portraits/men/1.jpg" alt="Avatar" class="w-12 h-12 rounded-full border-2 border-gray-600 dark:border-gray-400">
            <img src="https://randomuser.me/api/portraits/women/1.jpg" alt="Avatar" class="w-12 h-12 rounded-full border-2 border-gray-600 dark:border-gray-400">
        </div>
    </div>
</div>
<style>
    @keyframes bounce {
        0%, 100% {
            transform: translateY(0);
        }
        50% {
            transform: translateY(-15px);
        }
    }
</style>