<!DOCTYPE html> | |
<link rel="help" href="https://crbug.com/1129563"> | |
<body style="contain: size layout;"> | |
<div id="target" style="contain: size layout;"></div> | |
<div id="child"></div> | |
</body> | |
<script> | |
document.body.offsetTop; | |
const target = document.getElementById('target'); | |
const child = document.getElementById('child'); | |
target.appendChild(child); | |
</script> |