:root {
    --accent-colour: rgb(0, 134, 101);
}

body {
    font-family: sans-serif;
    margin: 0;
}

.page-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.nav {
    border-bottom: 2px solid gray;
    padding: 10px;
}

.nav a {
    border-right: 2px solid gray;
    padding: 0 10px;
}

a {
    text-decoration: none;
    color: var(--accent-colour);
}

a:hover {
    text-decoration: underline;
}

footer {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-top: 2px solid gray;
    font-size: .9rem;
}