A 3dcart website: Small Bug fixing, layout adjustment

a 3dcart website – https://lushbanners.com/
1) Adding Schema JSD to blog articles, Missing field “position”.
2) Fix bug: Checkout pages no thumbnail images, navigation bar no images, icons mixed
3) Increase the size of product gallery images on product pages
4) Increase the size to 14-16pt and change the color of the URL link on the top to dark blue instead of black