body{margin:0;background:#101112;color:#eee;font:16px system-ui;line-height:1.5}main{max-width:420px;margin:12vh auto;padding:24px}h1{font-size:28px}label{display:block;margin-top:20px}input,button{box-sizing:border-box;width:100%;font:inherit;padding:12px;border:1px solid #777;border-radius:6px}input{background:#1c1e20;color:#fff}button{margin-top:24px;cursor:pointer}a{color:#ddd}p[role=alert]{color:#ffbbbb}:focus-visible{outline:3px solid #e9b96e;outline-offset:3px}