Adding sticky add to basket for mobile website (trade theme)

Store Design
1

hi, would anyone know how to add in the attached mobile sticky fixed add to basket button on mobile please? Thanks

IMG_8244.png
IMG_8244.png1170×2532 397 KB

2

I see your “Add to basket” button is at the bottom of the page. Where do you want it to appear?

BSSTekLabs_0-1720947100840.png
BSSTekLabs_0-1720947100840.png364×803 58.9 KB

3

Hi, hope all is well. Ah sorry, I mean how do I create something like that on my website? Just found that on another site and wish to replicate it on my trade Shopify theme. Thanks