.entry-content .woocommerce form.checkout_coupon {
    max-width: 720px;
    margin: 0 auto 24px !important;
    padding: 24px;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    background-color: #ffffff;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
}

.entry-content .woocommerce form.checkout_coupon .form-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
    margin-bottom: 16px;
}

.entry-content .woocommerce form.checkout_coupon .form-row-last,
.entry-content .woocommerce form.checkout_coupon .form-row-first {
    float: none;
}

.entry-content .woocommerce form.checkout_coupon .form-row .input-text {
    width: 100%;
}

.entry-content .woocommerce form.checkout_coupon .form-row button {
    width: 100%;
}

.woocommerce-checkout .entry-content .woocommerce .woocommerce-info, 
.woocommerce-checkout .entry-content .woocommerce .woocommerce-message,
.woocommerce-checkout .entry-content .woocommerce .woocommerce-error {
    max-width: 720px;
    margin: 0 auto !important;
}