body {
    background: #000;
    color: #fff;
    text-align: center;
    padding: 2rem;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    padding: 10px;
}

nav > li {
    display: inline-block;
}

a {
    color: #aaa;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}