. */
  html {
    line-height: 17px;
  }
</style>
</head>
<body>
  <p>Test passes if there is a green square and no red.</p>

  <!-- Omitted units: vw, vh, vi, vb, vmin, vmax -->
  <div>
    <div id="red" style="position: absolute; width: 340px; height: 340px; background: green;">
      <!-- px -->
      <span style="top: 0px"><math><mspace width="200px"/></math></span>
      <span style="top: 10px; width: 200px"></span>

      <!-- cm -->
      <span style="top: 20px"><math><mspace width="5.08cm"/></math><