p.payment_module a.payfast {
    background-color: #fbfbfb !important;
    background-image: url('../img/payfast.png') !important;
    background-repeat: no-repeat !important;
    background-position: 15px 50% !important;
    background-size: 64px auto !important;
}

@media (max-width: 480px) {
    p.payment_module a.payfast {
        background-position: 12px 50% !important;
        background-size: 64px auto !important;
    }
}

@media (max-width: 355px) {
    p.payment_module a.payfast {
        background-position: 8px 50% !important;
        background-size: 64px auto !important;
    }
}