Prismatic code Required to show Front end

Code syntax block is meant only for WordPress. Assuming you mean the Prismjs code that is used to colorize the code, you should see their site for how to add: https://prismjs.com/

It is basically including the proper JS and CSS file, and using the correct tags and attributes to specify code that should be highlighted.