.menu{
    display: flex;
    justify-content: flex-end;

}
.menu a{
    color: black;
}
.dividir{
    margin-top: 10px;
    padding-top: 5px;
    margin-bottom: 5px;
    border-right: 1px solid grey;
}

footer{
    background-color:#535353 ;
    color:#fff;
    position: fixed;
    left: 0px;
    bottom: 0px;
    height: auto;
    width: 100%;
}
.contenido{
    margin: 8vh 0;
}
.imagen img{
    border-radius: 8px;
}
.title {
    margin-top: 100px;
    margin-bottom: -15px;
}

@media (max-width: 768px) {
    .contenido{
        padding-bottom: 20vh;
    }
    .subtitle {
        margin: 30px;
    }
    .title {
        margin-top: 50px;
        margin-bottom: -40px;
    }
    #alert {
        margin-top: 16px;
    }
}