body { font-family: Arial, sans-serif; background: #f4f4f4; }
.login-box, .dashboard { background: #fff; padding: 30px; margin: 60px auto; width: 350px; border-radius: 8px; box-shadow: 0 0 10px #ccc; }
input, button { margin: 8px 0; padding: 8px; width: 100%; }
.error { color: red; }
a { text-decoration: none; color: #ddf40e; }
a:hover { text-decoration: underline; }
hr { margin: 20px 0; }