#mySidenav a {
    position: absolute;
    left: -80px;
    transition: 0.3s;
    padding: 15px;
    width: 100px;
    text-decoration: none;
    font-size: 20px;
    color: white;
    border-radius: 0 5px 5px 0;
}

#mySidenav a:hover {
    left: 0;
}

#inicio {
    top: 300px;
    background-color: #381238;
}

#nuestro {
    top: 360px;
    background-color: #4F294F;
}

#seo {
    top: 420px;
    background-color: #8D678D;
}

#service {
    top: 510px;
    background-color: #A57FA5;
}