body {
    margin-left: 1em;
    margin-right: 1em;
    font-size: 1.2em;
    line-height: 1.5em;

    max-width: 750px;
}

h1 {
    margin-top: 1.5em;
    margin-bottom: 1.5em;
}

p, h2, h3, h4, h5, h6 {
    margin-bottom: 0.5em;
}