.custom-price-updated {
  opacity: 1 !important;
  transition: opacity 0.3s ease;
}

.appstle_subscription_amount_wrapper .dualprice,
.appstle_subscription_amount_wrapper .appstle_subscription_amount,
.appstle_one_time_price_wrapper .dualprice {
  opacity: 0; 
  transition: opacity 0.3s ease;
}