Concept Art of html, css, js datatype in NFT. All NFT trade platform are using those datatype for viewing the NFT in website. Without them you won't be able to see the art work. Most of the NFT are generative art using the wallet address for generate the variation of that generative art. In fx(hash), which is focus on generative art, this art work is the example which they provide to artist for testing and upload into fx(hash) platform. This art is the foundation of fx(hash).