body {
      background: silver;
      color: black;
      font-family : Verdana, Arial, Helvetica, sans-serif;
      font-size : 10pt;
      margin: 1em 0 0 0;
      padding : 0;
    }
    #container {
      border: 1px solid black;
      margin-right : auto;
      margin-left : auto;
      width : 750px;
    }
    #header {
      background: white url('house.png') no-repeat 1em 1em;
      overflow: hidden;
      padding: .5em 1em .5em 50%;
    }
    #navigation {
      background: red;
      border-bottom: 1px solid black;
      border-top: 1px solid black;
      color: black;
      height: 2em;
      overflow: hidden;
    }
    #navigation ul {
      list-style: none;
      margin: 0 ;
      padding: 0;
    }
    #navigation li {
      float: left;
      margin: 0;
    }
    #navigation li a {
      color: black;
      height: 2em;
      line-height: 2em;
      width: 124px;
      display: block;
      text-decoration: none;
      text-align: center;
    }
    #navigation li a:hover {
      color: white;
      font-weight: bold;
      text-decoration: underline;
      text-align: center;
    }
    #content {
      background: white;
      padding: .5em 1em;
    }
    #footer {
      background: gray;
      color: white;
      font-size: 80%;
      text-align: center;
    }
    .header1 {
      font-size: 2.5em;
      font-style: italic;
      font-weight: bolder;
      line-height: 1em;
      text-transform: capitalize;
    }
    .header2 {
      font-size: 1.5em;
      font-style: italic;
      font-weight: bolder;
      font-variant: small-caps;
    }
    p, dd, dt {
      text-indent: 1em;
    }
    dt {
      font-weight: bold;
    }
    h1, h1 + p {
      text-align: center;
    }