Shopify custom coding (developer)

Please check my product page using the link below

https://revivalshots.com/collections/electrolyte-rehydration-powders/products/30-pack

I need some custom code that will allow me to update this to look like the mock up i have created (I have attached the mock up image)

My shopify theme is debut

Please only enter if you are capable of making the exact changes i require.
The subscribe and save app i use is called Recharge app.

Please let me know if you have any questions.

thanks