A web designer is responsible for designing and creating websites. This includes determining the layout, color scheme, font styles, and other visual elements of a website. They also need to ensure that the website is easy to navigate, user-friendly, and accessible to all users, regardless of their device or browser. Additionally, a web designer may also be involved in the development and implementation of the website, which may include writing HTML, CSS, and JavaScript code, or using website development software. They may also work with other professionals such as web developers, content creators, and search engine optimization (SEO) specialists to ensure that the website meets its goals and objectives.