#braintree-hosted-field-number {
    border: 1px solid #333 !important;
    height: 37px !important;
}
#braintree-hosted-field-expirationDate {
    border: 1px solid #333 !important;
    height: 37px !important;
}
#braintree-hosted-field-cvv {
    border: 1px solid #333 !important;
    height: 37px !important;
}

#checkout-image-form .card-images img {
    height: 3rem;
    margin-right: 1rem;
}

.img-responsive {
    display: block;
    max-width: 100%;
    height: auto;
    text-align: center;
}