html, body {
    height: 100%;
}

body {
    background-color: black;
    display: flex;
    justify-content: center;
    align-items: center;
}

h1 {
    color: whitesmoke;
    text-align: center;
    font-family: 'Roboto', sans-serif;
}

h1 > b {
    color: #14731c;
}