get" style="max-width: 240px; min-height: 165px"
  data-expected-width="278" data-expected-height="197" data-offset-y="-4" data-offset-x="119"
  >
  </iframe>
</div>

<!-- IMG png tests -->
<!-- image dimensions: 200x150. images has intrinic size and aspect ratio -->
<div class="container">
  <img class="target png"
  data-expected-width="238" data-expected-height="182" data-offset-y="11" data-offset-x="159"
  >
</div>
<!-- spec 1: w > max-width -->
<div class="container">
  <img class="target png" style="m