* {
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none;
    color: #979797;
}

header, footer {
    width: 100%;
    height: 60px;
    line-height: 60px;
    background-color: #403e40;
    color: #979797;
}

nav {
    width: 1100px;
    margin: 0 auto;
}

nav {
    display: flex;
}

nav div {
    width: 6%;
}

footer {
    text-align: center;
    position: fixed;
    bottom: 0;
}