body,html {
font-family: verdana;
font-size:10px;
color:#000;
margin:0;
padding:0;
text-align:center;
height: 100%;
}

#portada {
   position: absolute;
   width:740px;
   height:129px;
   margin-left:-370px;
   margin-top:-250px;
   left:50%;
   top:50%;
}

p {color: #666;
display:block;
width:730px;
padding:5px;
background-color:#EEE;
border: 1px solid #DDD;

}
.none {
display: none;
visibility: hidden;
}