验证码组件

<div class="bg-gray-800 dark:bg-gray-900 p-6 rounded-lg shadow-lg flex flex-col items-center justify-center">
    <h2 class="text-2xl font-bold text-white mb-4">Prove You're Not a Robot</h2>
    <div class="bg-gray-200 dark:bg-gray-700 p-4 rounded-lg shadow-md flex items-center space-x-4">
        <img src="https://picsum.photos/50/50" alt="Random Image" class="rounded-lg shadow-lg">
        <div class="flex-1">
            <p class="text-gray-800 dark:text-gray-200 mb-2">Select all images containing:</p>
            <div class="grid grid-cols-2 gap-2">
                <img src="https://picsum.photos/100?random=1" alt="Image 1" class="w-full h-20 object-cover rounded-lg border-2 border-transparent hover:border-blue-500 transition duration-200 ease-in-out">
                <img src="https://picsum.photos/100?random=2" alt="Image 2" class="w-full h-20 object-cover rounded-lg border-2 border-transparent hover:border-blue-500 transition duration-200 ease-in-out">
                <img src="https://picsum.photos/100?random=3" alt="Image 3" class="w-full h-20 object-cover rounded-lg border-2 border-transparent hover:border-blue-500 transition duration-200 ease-in-out">
                <img src="https://picsum.photos/100?random=4" alt="Image 4" class="w-full h-20 object-cover rounded-lg border-2 border-transparent hover:border-blue-500 transition duration-200 ease-in-out">
            </div>
        </div>
    </div>
    <button class="mt-4 bg-blue-500 dark:bg-blue-700 text-white font-semibold py-2 px-4 rounded-full shadow-md hover:bg-blue-600 dark:hover:bg-blue-600 transition duration-200 ease-in-out">
        Verify
    </button>
    <p class="mt-2 text-gray-400 dark:text-gray-500 text-sm">If you are having trouble, refresh the challenge.</p>
</div>