验证码组件

<div class="flex items-center justify-center h-screen bg-gray-900">
  <div class="bg-gray-800 p-6 rounded-md shadow-md">
    <h2 class="text-lg font-semibold text-white mb-4">CAPTCHA Challenge</h2>
    <div class="flex items-center justify-center mb-4">
      <img src="https://picsum.photos/150/60" alt="CAPTCHA Image" class="mr-4 rounded-md">
      <input type="text" class="border border-gray-700 bg-gray-900 text-white rounded-md px-3 py-2 focus:outline-none focus:ring-blue-500 focus:border-blue-500">
    </div>
    <button class="w-full bg-blue-600 text-white py-2 rounded-md hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-blue-500">Verify</button>
  </div>
</div>