所有组件

                <div class="relative inline-block text-left">
  <div>
    <button type="button" class="inline-flex justify-center w-full rounded-md border border-gray-300 shadow-sm px-4 py-2 bg-white text-sm font-medium text-gray-700 hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-offset-gray-100 focus:ring-blue-500 dark:bg-gray-800 dark:border-gray-700 dark:text-gray-200 dark:hover:bg-gray-700 dark:focus:ring-offset-gray-800 dark:focus:ring-blue-600" id="menu-button" aria-expanded="true" aria-haspopup="true">
      Options
      <svg class="-mr-1 ml-2 h-5 w-5" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true">
        <path fill-rule="evenodd" d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z" clip-rule="evenodd" />
      </svg>
    </button>
  </div>

  <!--
    Dropdown menu, show/hide based on menu state.

    Entering: "transition ease-out duration-100"
      From: "transform opacity-0 scale-95"
      To: "transform opacity-100 scale-100"
    Leaving: "transition ease-in duration-75"
      From: "transform opacity-100 scale-100"
      To: "transform opacity-0 scale-95"
  -->
  <div class="origin-top-right absolute right-0 mt-2 w-56 rounded-md shadow-lg bg-white ring-1 ring-black ring-opacity-5 focus:outline-none dark:bg-gray-800 dark:ring-gray-700" role="menu" aria-orientation="vertical" aria-labelledby="menu-button" tabindex="-1">
    <div class="py-1" role="none">
      <!-- Active: "bg-gray-100 text-gray-900", Not Active: "text-gray-700" -->
      <a href="#" class="text-gray-700 block px-4 py-2 text-sm dark:text-gray-200 dark:hover:bg-gray-700 hover:bg-gray-100" role="menuitem" tabindex="-1" id="menu-item-0">Account settings</a>
      <a href="#" class="text-gray-700 block px-4 py-2 text-sm dark:text-gray-200 dark:hover:bg-gray-700 hover:bg-gray-100" role="menuitem" tabindex="-1" id="menu-item-1">Support</a>
      <a href="#" class="text-gray-700 block px-4 py-2 text-sm dark:text-gray-200 dark:hover:bg-gray-700 hover:bg-gray-100" role="menuitem" tabindex="-1" id="menu-item-2">License</a>
    </div>
  </div>
</div>
              

                <div class="flex flex-col items-center justify-center min-h-screen bg-gray-900 dark:bg-gray-800">
    <div class="relative w-full max-w-lg p-5 bg-white bg-opacity-20 backdrop-blur-lg rounded-xl shadow-lg border border-gray-200 dark:bg-gray-900 dark:bg-opacity-30 dark:border-gray-700">
        <video class="w-full rounded-lg" controls>
            <source src="https://www.w3schools.com/html/mov_bbb.mp4" type="video/mp4">
            Your browser does not support the video tag.
        </video>
        <div class="mt-4">
            <h2 class="text-xl font-semibold text-gray-800 dark:text-gray-200">Video Title</h2>
            <p class="text-gray-600 dark:text-gray-400">Brief description of the video content that gives users an idea of what to expect.</p>
        </div>
        <div class="flex items-center mt-3">
            <img class="w-10 h-10 rounded-full" src="https://randomuser.me/api/portraits/men/1.jpg" alt="User Avatar">
            <div class="ml-2">
                <p class="text-gray-800 dark:text-gray-200 font-medium">User Name</p>
                <p class="text-sm text-gray-600 dark:text-gray-400">Published on: <time datetime="2023-10-01">October 1, 2023</time></p>
            </div>
        </div>
    </div>
</div>
              

                <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>
              

                <nav class="bg-pastel-200 dark:bg-gray-800 shadow-lg p-4 rounded-lg">
    <div class="flex justify-between items-center">
        <a href="#main-content" class="text-pastel-800 dark:text-white font-medium text-lg hover:text-pastel-600 dark:hover:text-gray-300 transition duration-300 ease-in-out">
            Skip to Content
        </a>
    </div>
</nav>

<main id="main-content" class="max-w-7xl mx-auto p-6 bg-white dark:bg-gray-900 rounded-lg shadow-md mt-4">
    <h1 class="text-2xl font-bold text-gray-800 dark:text-white">Welcome to Our E-commerce Store</h1>
    <div class="grid grid-cols-1 lg:grid-cols-3 gap-6 mt-4">
        <div class="bg-pastel-300 dark:bg-gray-700 p-4 rounded-lg shadow-md transition-transform transform hover:scale-105">
            <img src="https://picsum.photos/200/300?random=1" alt="Product 1" class="w-full h-48 object-cover rounded-lg">
            <h2 class="mt-2 text-xl text-gray-800 dark:text-white">Product 1</h2>
            <p class="text-gray-600 dark:text-gray-300">Description of the product goes here.</p>
            <button class="mt-2 w-full bg-pastel-500 dark:bg-gray-600 text-gray-800 dark:text-white font-semibold py-2 rounded-lg hover:bg-pastel-600 dark:hover:bg-gray-500 transition duration-300 ease-in-out">Add to Cart</button>
        </div>
        <div class="bg-pastel-300 dark:bg-gray-700 p-4 rounded-lg shadow-md transition-transform transform hover:scale-105">
            <img src="https://picsum.photos/200/300?random=2" alt="Product 2" class="w-full h-48 object-cover rounded-lg">
            <h2 class="mt-2 text-xl text-gray-800 dark:text-white">Product 2</h2>
            <p class="text-gray-600 dark:text-gray-300">Description of the product goes here.</p>
            <button class="mt-2 w-full bg-pastel-500 dark:bg-gray-600 text-gray-800 dark:text-white font-semibold py-2 rounded-lg hover:bg-pastel-600 dark:hover:bg-gray-500 transition duration-300 ease-in-out">Add to Cart</button>
        </div>
        <div class="bg-pastel-300 dark:bg-gray-700 p-4 rounded-lg shadow-md transition-transform transform hover:scale-105">
            <img src="https://picsum.photos/200/300?random=3" alt="Product 3" class="w-full h-48 object-cover rounded-lg">
            <h2 class="mt-2 text-xl text-gray-800 dark:text-white">Product 3</h2>
            <p class="text-gray-600 dark:text-gray-300">Description of the product goes here.</p>
            <button class="mt-2 w-full bg-pastel-500 dark:bg-gray-600 text-gray-800 dark:text-white font-semibold py-2 rounded-lg hover:bg-pastel-600 dark:hover:bg-gray-500 transition duration-300 ease-in-out">Add to Cart</button>
        </div>
    </div>
</main>
              

                <div class="bg-gray-100 dark:bg-gray-800 p-6 rounded-lg shadow-lg">
    <h2 class="text-lg font-semibold text-gray-800 dark:text-gray-200 mb-4">Maps Overview</h2>
    <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
        <div class="bg-white dark:bg-gray-900 rounded-lg shadow-md overflow-hidden">
            <img src="https://picsum.photos/300/200?random=1" alt="Map 1" class="w-full h-48 object-cover">
            <div class="p-4">
                <h3 class="text-gray-800 dark:text-gray-200 text-md font-medium">City Map</h3>
                <p class="text-gray-600 dark:text-gray-400 text-sm">Interactive city map visualization.</p>
            </div>
        </div>
        <div class="bg-white dark:bg-gray-900 rounded-lg shadow-md overflow-hidden">
            <img src="https://picsum.photos/300/200?random=2" alt="Map 2" class="w-full h-48 object-cover">
            <div class="p-4">
                <h3 class="text-gray-800 dark:text-gray-200 text-md font-medium">Terrain Map</h3>
                <p class="text-gray-600 dark:text-gray-400 text-sm">Detailed terrain mapping for analysis.</p>
            </div>
        </div>
        <div class="bg-white dark:bg-gray-900 rounded-lg shadow-md overflow-hidden">
            <img src="https://picsum.photos/300/200?random=3" alt="Map 3" class="w-full h-48 object-cover">
            <div class="p-4">
                <h3 class="text-gray-800 dark:text-gray-200 text-md font-medium">Traffic Map</h3>
                <p class="text-gray-600 dark:text-gray-400 text-sm">Real-time traffic data and analytics.</p>
            </div>
        </div>
        <div class="bg-white dark:bg-gray-900 rounded-lg shadow-md overflow-hidden">
            <img src="https://picsum.photos/300/200?random=4" alt="Map 4" class="w-full h-48 object-cover">
            <div class="p-4">
                <h3 class="text-gray-800 dark:text-gray-200 text-md font-medium">Weather Map</h3>
                <p class="text-gray-600 dark:text-gray-400 text-sm">Interactive weather visualization.</p>
            </div>
        </div>
        <div class="bg-white dark:bg-gray-900 rounded-lg shadow-md overflow-hidden">
            <img src="https://picsum.photos/300/200?random=5" alt="Map 5" class="w-full h-48 object-cover">
            <div class="p-4">
                <h3 class="text-gray-800 dark:text-gray-200 text-md font-medium">Population Density Map</h3>
                <p class="text-gray-600 dark:text-gray-400 text-sm">Visual representation of population spread.</p>
            </div>
        </div>
        <div class="bg-white dark:bg-gray-900 rounded-lg shadow-md overflow-hidden">
            <img src="https://picsum.photos/300/200?random=6" alt="Map 6" class="w-full h-48 object-cover">
            <div class="p-4">
                <h3 class="text-gray-800 dark:text-gray-200 text-md font-medium">Resource Distribution Map</h3>
                <p class="text-gray-600 dark:text-gray-400 text-sm">Distribution of various resources across the region.</p>
            </div>
        </div>
    </div>
</div>
              

                <div class="container mx-auto px-4 py-8">
  <h2 class="text-2xl font-bold text-gray-800 dark:text-white mb-8 text-center">Project Timeline</h2>

  <div class="relative wrap overflow-hidden p-10 h-full">
    <div class="border-2-2 absolute border-opacity-20 border-gray-700 dark:border-gray-200 h-full border" style="left: 50%;"></div>

    <!-- right timeline -->
    <div class="mb-8 flex justify-between items-center w-full right-timeline">
      <div class="order-1 w-5/12"></div>
      <div class="z-20 flex items-center order-1 bg-blue-600 shadow-xl w-8 h-8 rounded-full"></div>
      <div class="order-1 bg-gray-100 dark:bg-gray-700 rounded-lg shadow-xl w-5/12 px-6 py-4">
        <h3 class="mb-3 font-bold text-gray-800 dark:text-white text-xl">Phase 1: Planning</h3>
        <p class="text-sm leading-snug tracking-wide text-gray-900 dark:text-gray-300 text-opacity-100">Initial project scope definition, requirements gathering, and resource allocation.</p>
      </div>
    </div>

    <!-- left timeline -->
    <div class="mb-8 flex justify-between flex-row-reverse items-center w-full left-timeline">
      <div class="order-1 w-5/12"></div>
      <div class="z-20 flex items-center order-1 bg-green-600 shadow-xl w-8 h-8 rounded-full"></div>
      <div class="order-1 bg-gray-100 dark:bg-gray-700 rounded-lg shadow-xl w-5/12 px-6 py-4">
        <h3 class="mb-3 font-bold text-gray-800 dark:text-white text-xl">Phase 2: Development</h3>
        <p class="text-sm leading-snug tracking-wide text-gray-900 dark:text-gray-300 text-opacity-100">Building the core features and functionalities based on the defined requirements.</p>
      </div>
    </div>
    
    <!-- right timeline -->
    <div class="mb-8 flex justify-between items-center w-full right-timeline">
      <div class="order-1 w-5/12"></div>
      <div class="z-20 flex items-center order-1 bg-yellow-600 shadow-xl w-8 h-8 rounded-full"></div>
      <div class="order-1 bg-gray-100 dark:bg-gray-700 rounded-lg shadow-xl w-5/12 px-6 py-4">
        <h3 class="mb-3 font-bold text-gray-800 dark:text-white text-xl">Phase 3: Testing</h3>
        <p class="text-sm leading-snug tracking-wide text-gray-900 dark:text-gray-300 text-opacity-100">Comprehensive testing to identify and fix bugs and ensure quality.</p>
      </div>
    </div>

    <!-- left timeline -->
    <div class="mb-8 flex justify-between flex-row-reverse items-center w-full left-timeline">
      <div class="order-1 w-5/12"></div>
      <div class="z-20 flex items-center order-1 bg-red-600 shadow-xl w-8 h-8 rounded-full"></div>
      <div class="order-1 bg-gray-100 dark:bg-gray-700 rounded-lg shadow-xl w-5/12 px-6 py-4">
        <h3 class="mb-3 font-bold text-gray-800 dark:text-white text-xl">Phase 4: Deployment</h3>
        <p class="text-sm leading-snug tracking-wide text-gray-900 dark:text-gray-300 text-opacity-100">Releasing the project to the production environment.</p>
      </div>
    </div>

    <!-- right timeline -->
    <div class="mb-8 flex justify-between items-center w-full right-timeline">
      <div class="order-1 w-5/12"></div>
      <div class="z-20 flex items-center order-1 bg-purple-600 shadow-xl w-8 h-8 rounded-full"></div>
      <div class="order-1 bg-gray-100 dark:bg-gray-700 rounded-lg shadow-xl w-5/12 px-6 py-4">
        <h3 class="mb-3 font-bold text-gray-800 dark:text-white text-xl">Phase 5: Maintenance</h3>
        <p class="text-sm leading-snug tracking-wide text-gray-900 dark:text-gray-300 text-opacity-100">Ongoing support, updates, and bug fixes.</p>
      </div>
    </div>
  </div>
</div>

<style>
  .left-timeline .z-20:after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 10px solid rgb(243 244 246);
    right: -10px;
  }

  .dark .left-timeline .z-20:after {
     border-left: 10px solid rgb(55 65 81);
  }

  .right-timeline .z-20:after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 10px solid rgb(243 244 246);
    left: -10px;
  }

   .dark .right-timeline .z-20:after {
     border-right: 10px solid rgb(55 65 81);
  }
</style>
              

                <div class="flex flex-col space-y-4 p-6 bg-white text-black dark:bg-gray-800 dark:text-white">
    <!-- Alert Message Header -->
    <h2 class="text-2xl font-bold">Alert Messages</h2>
    
    <!-- Alert Message Item -->
    <div class="flex items-center p-4 bg-pink-100 border-l-4 border-pink-500 dark:bg-pink-800 dark:border-pink-400">
        <img class="w-10 h-10 rounded-full mr-4" src="https://randomuser.me/api/portraits/men/1.jpg" alt="User Avatar">
        <div class="flex flex-col">
            <span class="font-semibold">John Doe</span>
            <p>This is an informational alert message to notify you about updates.</p>
        </div>
    </div>
    
    <!-- Alert Message Item -->
    <div class="flex items-center p-4 bg-yellow-100 border-l-4 border-yellow-500 dark:bg-yellow-800 dark:border-yellow-400">
        <img class="w-10 h-10 rounded-full mr-4" src="https://randomuser.me/api/portraits/men/2.jpg" alt="User Avatar">
        <div class="flex flex-col">
            <span class="font-semibold">Jane Smith</span>
            <p>This is a warning alert message to notify you about potential issues.</p>
        </div>
    </div>
    
    <!-- Alert Message Item -->
    <div class="flex items-center p-4 bg-green-100 border-l-4 border-green-500 dark:bg-green-800 dark:border-green-400">
        <img class="w-10 h-10 rounded-full mr-4" src="https://randomuser.me/api/portraits/men/3.jpg" alt="User Avatar">
        <div class="flex flex-col">
            <span class="font-semibold">Alex Johnson</span>
            <p>This is a success alert message to confirm your action.</p>
        </div>
    </div>
</div>
              

                <div class="fixed inset-0 z-50 flex items-center justify-center bg-black bg-opacity-75 hidden dark:block" id="lightbox">
    <div class="relative bg-gray-800 rounded-lg overflow-hidden shadow-lg">
        <button class="absolute top-3 right-3 text-white focus:outline-none" onclick="document.getElementById('lightbox').classList.add('hidden')">&times;</button>
        <img class="w-full h-auto" src="https://picsum.photos/800/600" alt="Product Image">
        <div class="p-4">
            <div class="flex items-center space-x-3">
                <img class="w-10 h-10 rounded-full" src="https://randomuser.me/api/portraits/men/1.jpg" alt="User Avatar">
                <div class="text-white">
                    <p class="text-sm font-semibold">John Doe</p>
                    <p class="text-xs text-gray-400">E-commerce Store</p>
                </div>
            </div>
            <p class="mt-2 text-xs text-gray-300">Image description or product details can go here.</p>
        </div>
    </div>
</div>

<div class="flex justify-center py-6">
    <button class="bg-green-600 text-white py-2 px-4 rounded-lg focus:outline-none hover:bg-green-500" onclick="document.getElementById('lightbox').classList.remove('hidden')">
        Open Lightbox
    </button>
</div>
              

                <div class="max-w-md mx-auto p-4 bg-gray-100 dark:bg-gray-800 rounded-lg shadow-lg transform hover:shadow-2xl transition-shadow duration-300">
    <div class="flex items-start mb-4">
        <img src="https://randomuser.me/api/portraits/thumb/men/1.jpg" alt="User Avatar" class="w-12 h-12 rounded-full shadow-md">
        <div class="ml-4">
            <h2 class="text-lg font-semibold text-gray-800 dark:text-gray-200">User Name</h2>
            <p class="text-gray-600 dark:text-gray-300">April 10, 2023</p>
        </div>
    </div>
    <p class="text-gray-700 dark:text-gray-300 mb-4">
        This is an example feedback message where users can share their thoughts about the platform and engage with the community.
    </p>
    <div class="flex justify-between items-center">
        <button class="px-4 py-2 bg-gray-200 dark:bg-gray-700 text-gray-800 dark:text-gray-100 rounded-md shadow hover:bg-gray-300 dark:hover:bg-gray-600 focus:outline-none">Like</button>
        <button class="px-4 py-2 bg-gray-200 dark:bg-gray-700 text-gray-800 dark:text-gray-100 rounded-md shadow hover:bg-gray-300 dark:hover:bg-gray-600 focus:outline-none">Reply</button>
    </div>
</div>
<div class="max-w-md mx-auto mt-4 p-4 bg-gray-100 dark:bg-gray-800 rounded-lg shadow-lg transform hover:shadow-2xl transition-shadow duration-300">
    <div class="flex items-start mb-4">
        <img src="https://randomuser.me/api/portraits/thumb/women/2.jpg" alt="User Avatar" class="w-12 h-12 rounded-full shadow-md">
        <div class="ml-4">
            <h2 class="text-lg font-semibold text-gray-800 dark:text-gray-200">Another User</h2>
            <p class="text-gray-600 dark:text-gray-300">April 11, 2023</p>
        </div>
    </div>
    <p class="text-gray-700 dark:text-gray-300 mb-4">
        Feedback is important to shape the experience in a positive direction and enhance user engagement within the social platform.
    </p>
    <div class="flex justify-between items-center">
        <button class="px-4 py-2 bg-gray-200 dark:bg-gray-700 text-gray-800 dark:text-gray-100 rounded-md shadow hover:bg-gray-300 dark:hover:bg-gray-600 focus:outline-none">Like</button>
        <button class="px-4 py-2 bg-gray-200 dark:bg-gray-700 text-gray-800 dark:text-gray-100 rounded-md shadow hover:bg-gray-300 dark:hover:bg-gray-600 focus:outline-none">Reply</button>
    </div>
</div>
              

                <div class="bg-white dark:bg-gray-800 p-6 rounded-lg shadow-lg max-w-md mx-auto">
    <h2 class="text-2xl font-bold text-gray-900 dark:text-white mb-4">Social Media Layout</h2>
    <div class="grid grid-cols-1 gap-4">
        <!-- Profile Header -->
        <div class="flex items-center p-4 bg-gray-200 dark:bg-gray-700 rounded-lg">
            <img src="https://randomuser.me/api/portraits/men/1.jpg" alt="Avatar" class="w-12 h-12 rounded-full mr-4">
            <div>
                <h3 class="text-lg font-semibold text-gray-900 dark:text-white">John Doe</h3>
                <p class="text-gray-600 dark:text-gray-300">@johndoe</p>
            </div>
        </div>
        <!-- Post Content -->
        <div class="p-4 bg-gray-100 dark:bg-gray-600 rounded-lg">
            <p class="text-gray-800 dark:text-gray-200 mb-2">This is a simple post layout demonstrating the use of Material Design principles.</p>
            <img src="https://picsum.photos/300/200" alt="Post Image" class="w-full h-auto rounded-lg">
        </div>
        <!-- Action Buttons -->
        <div class="flex justify-around mt-4">
            <button class="px-4 py-2 bg-blue-600 text-white rounded-lg hover:bg-blue-700 dark:bg-blue-800 dark:hover:bg-blue-700">Like</button>
            <button class="px-4 py-2 bg-green-600 text-white rounded-lg hover:bg-green-700 dark:bg-green-800 dark:hover:bg-green-700">Comment</button>
            <button class="px-4 py-2 bg-red-600 text-white rounded-lg hover:bg-red-700 dark:bg-red-800 dark:hover:bg-red-700">Share</button>
        </div>
    </div>
</div>