Shopify Site Design for a Small shop

Need to fine tune the design, UI and UX and over all user flow for a Shopify site [login to view URL] ,under 7 products, very small shop. product categorization ( Beard Oil Beard Grooming Tool Kit Beard Wash Beard Brushes ) 1 Navigation easy 2 Easy to make a purchase, 3 Vry attractive to the eye Use standard design features( terms,privacy, payment methods, site map, FAQ, shipping, FB and Instagram channel on website and integration. Please share 3 designs, rustic , classic and modern. Current Competition. [login to view URL] [login to view URL] [login to view URL] [login to view URL] Also suggest what more you can do ??? Payment method page - need to have some color and back ground it should look part of the site. In product detail pages you should have some icons like Best Price, Free shipping , Satisfaction guaranteed sections bellow add to cart like May be separate tab like Why Buy from Us and highlight your product features Please check below links [login to view URL] [login to view URL] Load time to be under 3 Sec, Desktop and Mobile to be GREEN in Google Pagespeed and no high priority issues GT Matrix to be under 3 Sec and no RED and high priority issues. Google Console Setup to be checked , [login to view URL] for caching, [login to view URL] SEO for the current products, Image Optimization