body {
    font-family: 'Roboto', sans-serif;
    background-color: #f3f4f6;
}

.container {
    max-width: 800px;
}

.card {
    border: none;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

.card-header {
    background-color: #007bff;
    color: #fff;
    text-align: center;
    padding: 2rem;
}

.card-body {
    padding: 2rem;
}

.form-label {
    font-weight: bold;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0069d9;
    border-color: #0062cc;
}

.footer {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    background-color: #f8f9fa;
}