body { font-family: Arial, sans-serif; margin:0; padding:0; background:#f4f6f8; color:#222; }
.container { max-width:1100px; margin:20px auto; padding:20px; background:#fff; box-shadow:0 2px 6px rgba(0,0,0,.08); }
.nav{ background:#0b5; padding:10px; }
.nav a{ margin-right:15px; color:#000; text-decoration:none; font-weight:600; }
table{ width:100%; border-collapse:collapse; }
th,td{ padding:8px; border:1px solid #ddd; text-align:left; }
.form-row{ margin-bottom:10px; }
.btn{ padding:8px 12px; border:none; cursor:pointer; background:#0b5; color:#fff; }
.small{ font-size:0.9em; color:#666; }