ipt src="/common/rendering-utils.js"></script>

<style>
  #container {
      width: 100px;
      height: 100px;
      background: green;
  }
  #overflowing {
      width: 400px;
      height: 100px;
  }
  .square {
      display: inline-block;
      width: 50px;
      height: 50px;
      margin: 5px;
  }
  .red {
      background: red;
  }
</style>

<body>
  <p>PASS if you see a green square and no red.</p>
  <div id="container">
    <div id="overflowing"><div class="square"></div><div class="square"></div>