<html>
  <head>
    <title>www.Solar-Sonne-Zukunft</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
    <style type="text/css">
    body {margin: 0px; padding: 0px;}
    body, iframe {width: 100%; height: 100%;}
    </style>
  </head>
  <body>
    <iframe src="https://solar-sonne-zukunft.jimdofree.com"></iframe>
  </body>
</html>



oder




<html>
<head>
<title>ihredomain.ch</title>
</head>
<frameset cols="100%">
<frame src="http://www.webkeeper-demo.ch">
</frameset>
</html>