body {
    background-color: #202020;
    width: 100%;
    max-width: 900px;
    margin: auto;
    color: white;
    font-size: 1rem;
    text-align: center;
}

h1 {
    color: #E0E0E0;
    text-align: center;
    font-family: Arial, Helvetica, sans-serif;
}

p {
    font-family: verdana;
    font-size: 1rem;
    color: #E0F0E0;
    text-align: center;
}

img.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 70%;
}