body{margin:0;font:17px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:#f2f2f7;color:#000}
main{max-width:640px;margin:0 auto;padding:24px 20px 64px}
h1{font-size:34px;letter-spacing:-.02em;margin:8px 0 4px}
h2{font-size:20px;margin:28px 0 6px}
p{margin:0 0 10px}
.lead{font-size:19px}
.meta{color:#55555a;font-size:14px}
a{color:#0066cc}
@media (prefers-color-scheme:dark){body{background:#000;color:#fff}.meta{color:#aeaeb2}a{color:#409cff}}