body {
    background-color: #f8f9fa;
}

.header-gradient {
    background: linear-gradient(90deg, #007BFF, #0056b3);
}

.card {
    border: none;
    border-radius: 0.5rem;
}

.btn-primary {
    background-color: #007BFF;
    border: none;
}

.btn-primary:hover {
    background-color: #0056b3;
}

.footer {
    background-color: #e9ecef;
}