body {
     text-align: center;
     font-size: 62.5%;	
     font-family: Verdana, Arial, Sans-Serif;
     color: #fff;
     background-color: #000;
     margin-top: 50px;
}

#main {
      background: #000 url('av.jpg') no-repeat;
      margin: 0 auto;
      width:1000px;
      height:600px;
      padding-top:500px;
}