<!DOCTYPE html>

<html>
<head>
  <style type="text/css" media="screen">
    iframe {
        height: 170px;
        width: 250px;
        border: 1px solid black;
    }
  </style>
</head>
<body>

    <p>This is the intermediate frame</p>
    <iframe src="inner-frame.html" scrolling="no"></iframe>
    
</body>
</html>