position-absolute-iframe-child.html

<!doctype html>
<style>
  body { margin: 0 }
</style>
<div style="height:200vh;"></div>
<div style="position:absolute; top:0; left:0;">This text should be visible in the first page</div>

chromium/third_party/blink/web_tests/external/wpt/css/css-position/resources/position-absolute-iframe-child.html