<!yatt:args>
<yatt:envelope>
<:yatt:title>Hello world!</:yatt:title>
<h2>Hello!</h2>
</yatt:envelope>
<!yatt:widget envelope title="html?" head="html?">
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>&yatt:title;</title>
&yatt:head;
</head>
<body>
<yatt:body/>
</body>
</html>