:root{font-family:Arial,sans-serif;color:#17372f;background:#f5f1e9}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 80% 10%,#dce9df,transparent 35%),#f5f1e9}main{width:min(420px,calc(100% - 30px));background:#fff;padding:42px;border:1px solid #dcd8cf;border-radius:20px;box-shadow:0 24px 70px #17372f20}.mark{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:#1f5547;color:#fff;font:28px Georgia}p{font-size:10px;letter-spacing:.18em;font-weight:700;margin:18px 0 8px}h1{font:38px Georgia;margin:0 0 10px}span,small{color:#6f7d77;line-height:1.5;font-size:13px}form{display:grid;gap:16px;margin:30px 0 20px}label{display:grid;gap:7px;font-size:11px;font-weight:700}input{border:1px solid #dcd8cf;border-radius:9px;padding:13px;font-size:15px}button{border:0;border-radius:9px;background:#e87d5a;color:#fff;padding:13px;font-weight:700;cursor:pointer}#error{display:none;color:#a33f2a;background:#fff0e9;padding:10px;border-radius:8px;font-size:12px}