you cant hide that, your browser already shows what it can do. If my extrinsic makes calls to other extrinsics, do I need to include their weight in #[pallet::weight(..)]? Developing in this way used to be a cornerstone of Progressive Enhancement and can be handy on both desktop or mobile. Right click on a page and direct to Inspect Elements. Then we can use the response header "Link" to link your CSS file to your request for the site. How to append HTML code to a div using JavaScript ? Most browsers have tools to inspect elements of a website, but they all generally work the same way. Type "Disable JavaScript" and click on the first option that says debugger. I also still need the drag and select part. @javamaster Here you can learn about blocking iframes on your page: For example, I made a website that disabled right-click, ctrl commands, and added a meta tag to the