How to design a website function instruction manual? Website function specification is the core of website function, and website function specification is the core of website function. How to design the website function specification? The website function specification needs to make a use case first, and the specification can classify the website function. When making a website, we should first tell the website about the target requirements, and then make a comprehensive, complete and detailed analysis of the website to be designed, so as to improve the function of the website. Web page description is the core of website function, which needs to be explained by providing customers with the description of the website. As mentioned above, even if a complete set of page description text is used, the font, size and font size of the description should be specified according to the function and content of the website, because the content description of these pages is the accessibility and utilization of the website.