<!DOCTYPE html>
<meta charset="utf-8">
<link rel=author href="mailto:masonf@chromium.org">
<link rel=help href="https://open-ui.org/components/popover.research.explainer">
<link rel=help href="https://html.spec.whatwg.org/multipage/popover.html">
<link rel=match href="popover-open-overflow-display-ref.html">

<div id=container>
  <div popover id=p1>This is popover 1<div id=anchor2></div></div>
  <div popover id=p2 anchor=anchor2>This is popover 2<div id=anchor3></div></div>
  <div popover id=p3 anchor=anchor3>This is popover 3</div>
</div>

<style>
  #container {
    overflow:hidden;
    position: absolute;
    top: 100px;
    left: 50px;
    width: 30px;
    height: 30px;
  }
  #p2 {
    position: absolute;
    top: 100px;
  }
  #p3 {
    position: relative;
    top:200px;
  }
</style>

<script>
  document.querySelector('#p1').showPopover();
  document.querySelector('#p2').showPopover();
  document.querySelector('#p3').showPopover();
</script>