Add to cart is not showing in category page in mobile view in nopcommerce 4.3

I am using Emporium theme in Nopcommerce 4.3. In that category page at windows view screen shows the add to cart button while the same page I am open in mobile view at that time add to cart button is not showing.

For more clear, lets see the image,

Windows View
https://i.stack.imgur.com/VNKc4.png

Mobile View
https://i.stack.imgur.com/yzscQ.png

Note : I installed 3 plugin named,
1. Seven Spikes Core
2. Nop Ajax Cart
3. Nop Emporium Theme

Greetings,

Thank you for contacting us!

We would need to inspect your website, in order to provide more information on the issue.

Please raise a ticket here and specify the URL of your store.

Let me know if I can assist you with anything else.