Untitled

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Layout</title>
    <style>
      html,
      body {
        background-color: #fff;
        color: #000;
        margin: 0;
        padding: 0;
      }
      #strona {
        width: 1000px;
        margin-left: auto;
        margin-right: auto;
      }
      #gora {
        background-color: #bbb;
        text-align: center;
      }
      #menu {
        width: 200px;
        background-color: #ddd;
        float: left;
        overflow: hidden;
      }
      #zawartosc {
        width: 800px;
        background-color: #fff;
        float: left;
      }
      #stopka {
        background-color: #eee;
        text-align: center;
      }
    </style>
  </head>
  <body>
    <div id="strona">
      <div id="gora">Nagłówek strony</div>
      <div id="menu">
        Menu nawigacyjne
      </div>
      <div id="zawartosc">Właściwa zawartość strony</div>
      <div id="stopka">Stopka strony</div>
    </div>
  </body>
</html>