.wc-isbank-checkout.woocommerce-checkout {
    width: 60%;
    margin: 0 auto;
}

.wc-isbank-checkout.woocommerce-checkout #payment div.payment_box::before {
    content: unset;
}

.wc-isbank-checkout.woocommerce-checkout #payment ul.payment_methods li input {
    margin: 0px;
    border-radius: 5px;
}