ght: 48px;
      content: ' ';
      height: 33px;
      width: 3px;
      background-color: #333;
    }
    #close:before {
      transform: rotate(45deg);
    }
    #close:after {
      transform: rotate(-45deg);
    }

    /* Used to hide the preload and postload sections */
    .invisible {
      display: none;
    }
  </style>

  <!-- Optional: Add custom styles here -->
  <style custom>
    /* Add custom styles here */
  </style>
</head>
<body>
  <div id="preload">
    <!-- Anything in this section wi