CSS outline problem in Opera9.52

JavaScript

Subject: The CSS "outline" is different in Opera9.52 from other browsers.

PC: WindowsXP SP2.
ScreenShot: Opera9.27(Build:8841), Opera9.52(Build:10108), Google Chrome0.2.149.29, Safari3.1

<!DOCTYPE html>
<html>
<head>
<title>Opera9.52 outline</title>
<style type="text/css">
html {
  margin: 2em;
  outline: 1px solid blue;
}
.box {
  width: 100px;
  height: 100px;
  border: 2px solid #fc6;
}
</style>
</head><body>
<table>
<tr><td><div class="box"></div></td>
    <td><div class="box"></div></td>
    <td><div class="box"></div></td></tr>
</table>
</body>
</html>

# It is an entry for bug report to the Opera development team.