rgin: 1em;
  }

  div.inserted
  {
  border-left: yellow solid 0.5em;
  border-right: yellow solid 0.5em;
  margin: 1em 0em;
  }
  ]]></style>
 </head>

 <body>

  <p>Test passes if the 2 colorized rectangles are <strong>identical</strong>.</p>

  <div class="container">
    <div class="inserted">Inserted new block</div>
  Several inline elements are in this sentence.
  </div>

  <div class="container">
    <div class="inserted">Inserted new block</div>
  Several inline elements are in this sentence.
  </di