body {
    background-color: #f9f9f9;
    font-family: 'Arial', sans-serif;
}

.card {
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background-color: #0069d9;
    border: none;
    transition: background-color 0.3s;
}

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

footer {
    font-size: 0.9rem;
    color: #888;
}