<!--
Copyright 2016 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<html>
<body>
<button>1</button>
<div style="position: absolute; top: 0; left: 0;">
<div style="position: absolute; top: 100px;">
<input>
</div>
</div>
<button>2</button>
</body>
</html>