body {
    background-color: #f1f1f1;
}

.card {
    border: none;
    border-radius: 8px;
}

.form-control:focus {
    box-shadow: none;
    border-color: #007bff;
}

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

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