body {
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #fffac5;
    color: #222222;
    width: 640px;
    margin: 3rem;
    font-size: 18px;
    line-height: 1.8em;
}

img {
    border-radius: 5px;
}