:root{color-scheme:light dark}body{font:16px/1.65 system-ui,sans-serif;margin:0;background:#142130;color:#deebf5}main{max-width:820px;margin:40px auto;padding:24px}h1{color:#79ccff}h2{font-size:20px;margin-top:32px}p{color:#c6d5e3}a{color:#79ccff}

@media(max-width:600px){main{margin:12px auto;padding:20px}}