html, body {
    font-family: 'Roboto', 'Helvetica', 'Arial', 'sans-serif';
}

h1 {
    font-family: 'Montserrat', 'Helvetica', 'Arial', 'sans-serif';
}

article {
    text-align: center;
}

footer {
    background-color: #999;
    bottom: 0;
    color: white;
    left: 0;
    padding: 1em 0;
    position: fixed;
    text-align: center;
    width: 100%;
}