Based on the cleaned HTML code provided, it is difficult to determine the exact purpose or content of the website. The code primarily consists of CSS styling and formatting instructions rather than actual content. However, based on some keywords found within the code (such as "dropdown search," "menu item with children," and "login panel"), it can be inferred that the website likely includes features like a responsive design with dropdown menus, login functionality, and possibly social media integration. Without additional context or information from the website's actual content, it is not possible to provide a specific summary of what the site is about.