#barraarriba{
    background-color: #cdb8e3;
}
#btnmorado{
    background-color: #cdb8e3;
}
#btnmorado:visited{
    outline: 0;
}
#contprincipal{
    background-image: url("fondo.png");
    background-color: #ffffff;
    background-repeat: no-repeat;
    background-position: center;
}