body{font-family:Arial,Helvetica,sans-serif;background:#f8f9fa;color:#212529;margin:0;padding:20px}
.container{max-width:960px;margin:0 auto;background:#fff;padding:20px;border-radius:6px;box-shadow:0 2px 6px rgba(0,0,0,.05)}
h1{font-size:1.5rem}
.login{max-width:420px;margin:40px auto}
input,textarea,button{font-size:1rem;padding:8px;margin:6px 0;width:100%}
.error{background:#f8d7da;color:#842029;padding:8px;border-radius:4px}
table{width:100%;border-collapse:collapse;margin-top:12px}
table th,table td{border:1px solid #dee2e6;padding:6px;text-align:left}