:root{font-family:system-ui,sans-serif;color:#163145;background:#eff4f7}body{margin:0;padding:24px}main{max-width:360px;margin:10vh auto;background:white;padding:32px;border-radius:16px;box-shadow:0 8px 30px #16314518}h1{font-size:1.5rem}label{display:block;margin:20px 0}input{display:block;box-sizing:border-box;width:100%;margin-top:8px;padding:12px;font:inherit;border:1px solid #718594;border-radius:6px}button{padding:12px 20px;font:inherit;background:#164f6b;color:white;border:0;border-radius:6px;cursor:pointer}p{min-height:2em}button:disabled{opacity:.5}