.woocommerce div.product form.cart .single_add_to_cart_button {
 padding: 12px 24px;
  background-color: #8d361c !important;
  color: #fff !important;
  border: none;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.3s ease;
}

.woocommerce div.product form.cart .single_add_to_cart_button:hover {
   background-color: #ae7463 !important;
}