<!DOCTYPE HTML>
<html class="reftest-wait" xmlns="http://www.w3.org/1999/xhtml">
<head>
<!-- There is, at present, no official xsd for (X)HTML5. A pity. Usefulness would depend on the parser and extensions made by the site.  -->
<title>testcase</title>
    <style type="text/css">
* { margin: 0; padding: 0; }
.hide { top: 80% !important; width: 75% !important;  height: 50% !important; }

#details
{
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    border: 10mm dotted red;
    border-radius: 100em;
    background-color: lime;
    height: 0%;
    overflow: scroll;
    -moz-transition-property: top width;
    -moz-transition-duration: 0.75s;
    opacity: 0.9;
}

    </style>
</head>
<body>


<section id="details" class="hide">
I'm a test of hiding animation
<button onclick="this.parentNode.classList.add('hide')">Click me to hide</button>
</section>

<script>
var kNumIterations = 5;
var currentIteration = 0;
var inrval;

function doe() {
  if (++currentIteration >= kNumIterations) {
    clearInterval(inrval);
    document.documentElement.removeAttribute('class');
  } else {
    document.getElementById('details').classList.toggle('hide');
  }
}
document.addEventListener("MozReftestInvalidate", function(){ inrval = setInterval(doe, 1000); }, false);
</script>
</body>
</html>