body{margin:0;background:#eef1f5;color:#141821;font:17px/1.7 system-ui,sans-serif}main{max-width:820px;margin:32px auto;padding:28px;background:#fbfcfe;border-radius:20px}nav{display:flex;flex-wrap:wrap;gap:8px 16px}a{color:#3043c4}h1{line-height:1.3}section{margin:28px 0}pre{font:inherit;white-space:pre-wrap;overflow-wrap:anywhere}@media(max-width:600px){main{margin:0;border-radius:0;padding:22px}}