#contenido .titulo{
    font-weight: 700;
    font-family: Arial, Helvetica, sans-serif;
    margin-bottom: 20px;
    text-shadow: 2px 2px 5px ;
}

#contenido h3{
    text-align: center;
    font-weight: 700;
    font-family: Arial, Helvetica, sans-serif;
    margin-top: 100px;
    margin-bottom: 50px;
    text-shadow: 2px 2px 5px ;
    
}

#contenido h4{
    text-align: center;
    font-weight: 700;
    font-family: Arial, Helvetica, sans-serif;
    margin-top: 25px;
    margin-bottom: 50px;
    text-shadow: 2px 2px 5px ;
}

#contenido .banner{
    border: 2px solid #ccc;
    border-radius: 5px;
    box-shadow: 2px 2px 5px #ccc;
}