材料设计商业头部

<header class="bg-blue-500 text-white py-4 shadow-md dark:bg-gray-800">
  <div class="container mx-auto flex justify-between items-center">
    <div class="text-xl font-bold">Business Name</div>
    <nav>
      <ul class="flex space-x-4">
        <li><a href="#" class="hover:text-blue-200 dark:hover:text-gray-400">Home</a></li>
        <li><a href="#" class="hover:text-blue-200 dark:hover:text-gray-400">About</a></li>
        <li><a href="#" class="hover:text-blue-200 dark:hover:text-gray-400">Services</a></li>
        <li><a href="#" class="hover:text-blue-200 dark:hover:text-gray-400">Contact</a></li>
      </ul>
    </nav>
  </div>
</header>