/*.portada{
   background: url("img/fondo.jpg") no-repeat fixed center;
   -webkit-background-size: cover;
   -moz-background-size: cover;
   -o-background-size: cover;
   background-size: cover;
   height: 100%;
   width: 100% ;
   text-align: center;
 
}*/

body{
   background-color: teal;
 
}