body {
    margin:0;
    padding:0;
    text-align:center;
    background-attachment: fixed;
    background-repeat: repeat-y;
    background-image:url(../images/estancia_santamaria.jpg);
   }
   #content {
    margin:auto;
    width:990px;
    height:510px;
    border: 0;
   }
   #centro {
    padding-top: 0px;
    float: center;
    background-color: #FFFFFF;
    width:990px;
    height:510px;
    border: 0;
   }

img {
border: 0;
}
   #pie {
    clear:both;
    width:990px;
    height:35px;
    background-color:#FFFFFF;
   }