body {
    background-color: #FDF4DC;
    font-family: Arial, sans-serif;
    font-size: 14px;
    line-height: 1.4;
    margin: 0;
    min-height: 100%;
    overflow-wrap: break-word;
}

main {
    max-width: 640px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

pre {
    color: white;
    background: black;
    padding: 10px;
}

img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
    height: auto;
}

a {
    color: gray;
}