body {
    max-width: 800px;
    margin: auto;
    width: 100%;
    font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Arial, Noto Sans, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol,
    Noto Color Emoji;
    line-height: 1.5;
}

h1 {
    font-size: 30px;
}

h2 {
    font-size: 22px;
}