div.clear { display: block; clear: both; }

div#viewport{ 
    width: 313px;
    height: 309px;
    margin: 5px;
    border: 2px solid #484848;
    background-color: #fff;
    overflow: hidden;
  }
  
div#viewport img{ 
    position: relative;
    width: 313px;
    heigth: auto;
    float: left;
}

div.control {
    width: 80px;
    padding: 5px;
    margin: 5px; 
    float: left;
    background-color: #E4F0FF;
    border: 2px solid #484848;
    text-align: center;
    font-size: 12px;
    font-weight:bold;
    font-family:Verdana, Geneva, sans-serif;
    color: #303030;
    cursor: pointer;
}

div.next {
    width: 80px;
    padding: 5px;
    margin: 20px 10px 10px 10px;
    float: left;
    background-color: #FFFFA8;
    border: 2px solid #484848;
    text-align: center;
    font-size: 12px;
    font-weight:bold;
    font-family:Verdana, Geneva, sans-serif;
    color: #303030;
    cursor: pointer;
}