<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
- http://creativecommons.org/publicdomain/zero/1.0/ -->
<html>
<style>
summary {
display: inline;
}
</style>
<body>
<details open>
<p>This is the details.</p>
<!-- Make summary the second element child so that layout will try to
render it as the first child. -->
<summary>Summary
<!-- Need ib-split so that the summary has multiple frames. -->
<div>Block in summary</div>
</summary>
</details>
</body>
</html>