<!DOCTYPE html>
<title>View transitions: capture root elements (ref)</title>
<link rel="help" href="https://github.com/WICG/view-transitions">
<link rel="author" href="mailto:vmpstr@chromium.org">
<style>
.box {
  background: lightblue;
  width: 100px;
  height: 100px;
  contain: paint;
  position: absolute;
  font-size: 30pt;
}
#e1 {
  top: 20px;
  left: 20px;
}
</style>
<div id=e1 class=box></div>
