a-offset-x="9"
  >
  </iframe>
</div>
<!-- spec 3: h > max-height -->
<div class="container">
  <iframe class="target" style="max-height: 150px"
  data-expected-width="338" data-expected-height="182" data-offset-y="11" data-offset-x="59"
  >
  </iframe>
</div>
<!-- spec 4: h < min-height -->
<div class="container">
  <iframe class="target" style="min-height: 165px"
  data-expected-width="338" data-expected-height="197" data-offset-y="-4" data-offset-x="59"
  >
  </iframe>
</div>
<!-- spec 5: (w > max-width)