body{font:16px/1.55 -apple-system,Segoe UI,Roboto,sans-serif;color:#1d1d1f;background:#fafafa;margin:0}
main{max-width:720px;margin:0 auto;padding:40px 20px 60px}
h1{font-size:28px;margin:0 0 6px}h2{font-size:20px;margin:28px 0 8px}p,li{margin:8px 0}
.muted{color:#6e6e73}nav a{margin-right:16px}a{color:#0a58ca}hr{border:0;border-top:1px solid #e5e5ea;margin:32px 0}
footer{color:#6e6e73;font-size:14px}