body {
    font-family: "Courier New", Courier, monospace;
    max-width: 680px;
    margin: 40px auto;
    padding: 0 20px;
    line-height: 1.6;
    color: #222;
}
h1 { font-size: 1.4em; }
h2 { font-size: 1.1em; margin-top: 2em; }
p, li { font-size: 0.95em; }
a { color: #222; }