html body {
    font-family: "Raleway", arial, sans-serif;
    background-color: #f8fafc;
    line-height: 1.6;
    color: #212529;
    margin: 0;
    padding-bottom: 90px;
}

.header-nav {
    background: #F3F3F3;
    font-family: "Arial Black", arial, sans-serif;
    padding: 10px 5px;
    box-shadow: 0 2px 3px 2px #989898;
}

.tag {
    color: #0070c0;
}

.section-wrapper, .header-nav-wrapper {
    width: 800px;
    margin: auto;
}

.footer {
    position: fixed;
    width: 100%;
    bottom: 0;
    background: #F3F3F3;
    padding: 20px 0;
    text-align: center;
}