body{margin:0;background:#f4f7fa;color:#173347;font:17px/1.7 system-ui,sans-serif}main{max-width:660px;margin:8vh auto;padding:36px;background:white;border:1px solid #dbe5eb;border-radius:12px}h1{font-size:34px;line-height:1.2}.label{font-size:11px;letter-spacing:.15em;color:#147c76}a:not([hidden]){display:inline-block;background:#147c76;color:white;padding:13px 22px;border-radius:5px;text-decoration:none;margin:10px 0}a:focus-visible{outline:3px solid #163b59;outline-offset:4px}p:last-child{font-size:13px;color:#526b79}@media(max-width:720px){main{margin:20px;padding:24px}h1{font-size:29px}}