.single-product .woocommerce-variation.single_variation.variationprice_hide {
    display: none !important;
}
.wocommerce-custom-cart-message {
    margin: 0 auto;
    max-width: 1000px;
    text-align: center;
    padding: 10px 0 30px;
    color: #28479e;
    font-size: 1.3rem;
    font-weight: 600;
} 

@media only screen and (max-width: 768px) {
    .wocommerce-custom-cart-message {
        font-size: 1rem;
    }
}