body {
    font-family: Arial, sans-serif;
    background-color: #f8f9fa;
}

.navbar {
    background-color: #004466 !important;
}

.navbar-brand, .nav-link {
    color: #fff !important;
    font-weight: 500;
}

.nav-link:hover {
    color: #ffcc00 !important;
}

header {
    text-align: center;
    padding: 40px 20px;
    background-color: #e9ecef;
}

header img {
    max-width: 180px;
    margin-bottom: 20px;
}