:root {
    --gbx-button-radius: 9999px;
}

.btn,
.wp-block-button__link,
.gbx-btn,
.grenbee-btn,
.service-booking-btn,
.gk-mobile-book-cta__button,
.gk-next,
.gk-prev,
.gk-submit,
.gk-coupon-btn,
.gk-coupon-remove,
.gk-modal-btn,
.gk-address-decision__button,
.gk-confirmation-btn,
.gk-account-action {
    border-radius: var(--gbx-button-radius) !important;
}