body{font:16px/1.75 system-ui,sans-serif;color:#173d2d;background:#f7faf7;margin:0;padding:28px 20px}main{max-width:780px;margin:auto}h1{font-size:30px;line-height:1.3}h2{font-size:21px;margin-top:32px}a{color:#12643f}header{border-bottom:1px solid #d3e0d4;padding-bottom:20px}small{color:#53665b}li{margin:8px 0}footer{border-top:1px solid #d3e0d4;margin-top:36px;padding-top:18px}.notice{padding:16px;background:#e9f1e9;border-radius:14px}