<!DOCTYPE html>
<html>
<head>
<title>This tests when the gap between the graphics layer and its associated renderer changes dynamically.</title>
<style>
div {
  width: 20px;
  height: 20px;
  background-color: green;
  position: absolute;
}
</style>
</head>
<body>
<p id="container"></p>
<script>
  var subpixel = 0;
  var container = document.getElementById("container");
  for (i = 0; i < 20; ++i) {
    for (j = 0; j < 20; ++j) {
      var outer = document.createElement("div");
      outer.style.top = 25 * i + subpixel + "px";
      outer.style.left = 25 * j + subpixel + "px";
      container.appendChild(outer);
      subpixel += 0.1;
    }
  }
</script>
</body>
</html>