BODY {
    font-family: Verdana,Arial,Helvetica;
    font-size:12px;
    margin:0;
    padding:0;
    text-align:center;
    color: black;
    background: white;
}
#contenido {
    width: 770px;
    margin: 0 auto;
    text-align: left;
    overflow: hidden;
}
#main {
    width: 610px;
    float: right;
    overflow: hidden;
    padding:5px;
}
#left {
    width: 150px;
    float: left;
    overflow: hidden;
    margin-top:-2px;
}