"And" is used for the image style of the entire website . First of all, the theme of the website determines the style of the website. The theme and the style of the website must be unified. Most of the entertainment website styles are easy and free to exaggerate the colorful and beautiful, and the government scientific research category is more serious and regular. The form, style, and main color of the home page and the sub-pages are harmoniously unified, so that it is easy to give people a sense of convenience, and users can judge their own position. Repeated visual impact can also leave users with a deep impression on the website. In order to reduce the monotony of the website form or to distinguish the relationship between the home page and the sub-pages, "harmonious and different", on the premise of harmony and unity, make appropriate changes to the formally applied elements between the home page and each sub-page in the website to Enrich the visual effects of the website to distinguish the relationship between the main page and the sub page. "The basic design blueprint enables all pages to have a consistent design style. When designing other pages, you can slightly modify according to the specific conditions of each page." For example, when a company plans its own website, it can be considered in the homepage and subpages. Corporate logos, standard colors, standard fonts, to achieve a harmonious style. Set different element symbols in the main interface and sub-interface of the website to distinguish between the two, so that users can clearly judge their own position.