body { 
    line-height: 1.4;
    font-size: 16px;
    padding: 0 10px;
    margin: 50px auto;
    max-width: 650px;
    font-family: arial, sans-serif;
    background-color: #333;
    color: white;
}

#maincontent {
    max-width: 42em;
    margin: 15px auto;
    margin-top: 70px;
}

a {
    color: #ddd;
}

h1 {
    margin-top: 0;
}