<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
  "http://www.w3.org/TR/html4/strict.dtd">
<html lang="pl">
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <title>Moja strona WWW</title>
    <style type="text/css">
      div{
        border:2px solid black;
        background-color:#DFDFDF;
        margin:4px;
        width:100px;
        height:40px;
      }
    </style>
  </head>
<body>
  <div id="w1">Pierwsza warstwa</div>
  <div id="w2">Druga warstwa</div>
</body>
</html>
