Hello friends,  I'm getting quantity selector issue in my shopify store, when I try add more than one products or minus so the +, - is not working but when I manually write 1, 2, 3 in box and added to cart it's working.  This issue is on products and...

Here is my store url  https://zivvahcrown.com/

Hello friends,  I'm getting quantity selector issue in my shopify store, when I try add more than one products or minus so the +, - is not working but when I manually write 1, 2, 3 in box and added to cart it's working.  This issue is on products and...