body{font-family:system-ui;background:#101820;color:#eef3f8;margin:0;padding:6vh 20px}main{max-width:440px;margin:auto;padding:32px;background:#19232e;border:1px solid #395063;border-radius:18px}h1{font-size:30px}label,input,button{display:block;box-sizing:border-box;width:100%;margin:16px 0}input,button{font:inherit;padding:14px;border-radius:8px}button{background:#c9b270;color:#15202b;border:0;cursor:pointer}a{color:#a7d4ff}p{line-height:1.8}