<body class="bg-gray-100 font-sans leading-normal tracking-normal h-screen flex items-center justify-center">
  <div class="bg-white shadow-lg rounded-lg p-8 max-w-2xl w-full">
    <h1 class="text-2xl font-bold mb-6 text-center">Create Invoice</h1>
    <form>
      <div class="mb-4">
        <label for="invoice-no" class="block text-gray-700 mb-2">Invoice No</label>
        <input type="text" id="invoice-no" class="w-full p-2 border rounded" placeholder="Enter invoice number">
      </div>
      <div class="mb-4">
        <label for="invoice-date" class="block text-gray-700 mb-2">Invoice Date</label>
        <input type="date" id="invoice-date" class="w-full p-2 border rounded">
      </div>
      <div class="mb-4">
        <label for="customer" class="block text-gray-700 mb-2">Customer</label>
        <input type="text" id="customer" class="w-full p-2 border rounded" placeholder="Enter customer name">
      </div>
      <div class="mb-4">
        <label for="product" class="block text-gray-700 mb-2">Select Product</label>
        <select id="product" class="w-full p-2 border rounded">
          <option value="">Select a product</option>
          <option value="product1">Product 1</option>
          <option value="product2">Product 2</option>
          <option value="product3">Product 3</option>
        </select>
      </div>
      <div class="mb-4">
        <label for="quantity" class="block text-gray-700 mb-2">Quantity</label>
        <input type="number" id="quantity" class="w-full p-2 border rounded" placeholder="Enter quantity">
      </div>
      <div class="mb-4">
        <label for="amount" class="block text-gray-700 mb-2">Amount</label>
        <input type="number" id="amount" class="w-full p-2 border rounded" placeholder="Enter amount">
      </div>
      <div class="mb-4">
        <label for="discount" class="block text-gray-700 mb-2">Discount (%)</label>
        <input type="number" id="discount" class="w-full p-2 border rounded" placeholder="Enter discount percentage">
      </div>
      <button type="submit" class="w-full bg-blue-500 text-white p-2 rounded hover:bg-blue-400">Create Invoice</button>
    </form>
  </div>
</body>