Why isn't the 'add to cart' button working on mobile for my online store?

[Marcoferari]

My store is showmaxy.com.

I bought it full but développer is not responding.

When client click add to cart button from the phone no product is added to the cart.

Please help me I've ads running on Facebook but no sales 

[Zworthkey]

@Marcoferari 
Welcome to Shopify Community.
Always hire a agency, if you hire a freelancer they will treat you like this now,

The issues occurs due to the jquery issue into your theme,
For that you have to hire Some one or us to fix out your issues,
Thank you.

[Marcoferari]

Can you help me on that ?