); })">
<div class="grid">
  <div data-offset-x="0"   data-offset-y="0"   data-expected-width="60" data-expected-height="10" class="firstRowFirstColumn">X XX X</div>
  <div data-offset-x="100" data-offset-y="0"   data-expected-width="70" data-expected-height="30" class="firstRowSecondColumn">XX X<br>X XXX X<br>XX XXX</div>
  <div data-offset-x="0"   data-offset-y="150" data-expected-width="60" data-expected-height="10" class="secondRowFirstColumn">X XX X</div>
  <div data-offset-x="100" data-offset-y="150" 