The header is the section at the top of a web page and usually contains the site's logo, the main navigation menu and sometimes additional elements such as a search box, contact information or social media icons. Important for a website's promotion and identity, it gives visitors a first impression of the site and makes it easier to navigate.

The design of the header should be in line with the overall aesthetics and brand identity of the website. In terms of user experience, the header should be clear, understandable and easy to use so that visitors can easily find the content or sections they are looking for.