html,
body {
    font-family: "Roboto", sans-serif;
    background: #0d1117;
}

main {
    min-height: 100%;
}

/* HEADER */

header ul {
    width: 100%;
    list-style-type: none;
    overflow: hidden;
    background-color: #161b22;
    position: sticky;
    top: 0;
}

header li {
    text-align: center;
    font-weight: bold;
    font-size: 24px;
    float: left;
    width: calc(100% / 2);
}

header li a {
    display: inline-block;
    color: #f0f6fc;
    padding: 14px 16px;
    text-decoration: none;
}

header li a:hover {
    text-decoration: none;
    color: #b9bbbd;
}

/* FOOTER */

.page-container {
    position: relative;
    min-height: 100vh;
}

.content-wrap {
    padding-bottom: 2.5rem;
}

footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: auto;
    background-color: #161b22;
    color: #f0f6fc;
    flex-wrap: wrap;
    display: flex;
    justify-content: space-around;
}

footer p {
    font-size: 16px;
    margin: 10px 0;
}