nav { /*nav*/
    background-color: #212121;
}

body h5,p { /*footer*/
    color: white;
}
body> div:nth-child(3) {
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    position: absolute;
}
::-webkit-scrollbar {
    width: 0;
}