<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<style>
  body { margin: 0; }
</style>
<div style="width:20px; height:280vh; background:blue;"></div>
<div style="break-before:page; width:50vh; height:50vh; background:green;"></div>
There should be four pages. There should be something blue on the first three,
and a green square on the fourth. No red anywhere.
