Welcome to the Shopify community!
Please share your site URL,
So I will check and provide a solution here.
We have checked for this issue in real system and browserstack but it is working ok. In which system configuration or browser you are checking?
Thanks for update
can you please provide store preview URL or compare both ar code
Thanks for url
it can be done custom code check and update so
I need your store login details. Yes, I know your login details are confidential. For this second option, I have added your store to my Shopify partner account so I will check your code easily and manage what you think about it?
Thanks for your support and your compliments.