<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
span {
vertical-align: middle;
}
</style>
</head>
<body>
<h2>Vertical-align property example</h2>
<p>This is some paragraph with
<span>vertical-align</span> property.
</p>
</body>
</html>