html, body {
    font-family: "Rocket Sans", "RocketSans", "Arial", Helvetica, sans-serif;
    margin: 0;
    padding: 0;
}

h1 {
    margin: 0 auto 2em auto;
}

article {
    text-align: center;
}

.logo {
    margin: 2em auto 0 auto;
    width: 150px;
}