:root{font-family:Arial,sans-serif;color:#202824;background:#fff}*{box-sizing:border-box}body{margin:0}header,main,footer{width:min(760px,100% - 40px);margin:auto}header{padding:28px 0;border-bottom:1px solid #dce3df}a{color:#17634b;text-underline-offset:3px}header a{font-size:22px;font-weight:700;text-decoration:none}main{padding:32px 0 48px;line-height:1.7;overflow-wrap:anywhere}h1{font-size:32px;line-height:1.2}h2{font-size:21px;margin-top:32px;line-height:1.3}.updated{color:#59675f;font-size:14px}footer{padding:24px 0;border-top:1px solid #dce3df;display:flex;gap:24px;flex-wrap:wrap}a:focus-visible{outline:3px solid #268663;outline-offset:4px}@media(max-width:420px){h1{font-size:28px}}