body{font-family:system-ui,sans-serif;max-width:480px;margin:4rem auto;padding:0 1rem;color:#1a1a1a}form{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.5rem}header{display:flex;justify-content:space-between;align-items:center}ul{list-style:none;padding:0}li{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0;border-bottom:1px solid #eee}input[type=text],input[type=email],input[type=password]{padding:.5rem;font-size:1rem}button{padding:.5rem 1rem;cursor:pointer}[role=alert]{color:#c0392b}