body {
    font-family: 'Courier New', Courier, monospace;
    margin: 5vw 20vw;
}
footer {
    margin-top: 2vw;
}

ul, nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}
li {
    display: inline;
    margin-right: 2em;
}