But once you read about how HTML5 affects accessibility (below), you might rethink your site structures and consider semantic elements an important — if not mandatory — aspect of your web design process. While in case of semantic elements of HTML5, the name clearly defines what kind of code it is holding, and it is for which part of the website. New comments cannot be posted and votes cannot be cast. Semantic It's for improving the automated processing of documents. Semantic HTML is also important for accessibility, especially as the number of smart devices keeps growing. Have you ever thought why it is important to use in your website? Can we use the definitions to decide how to nest those elements? And if you use both, what order do they go in and are there limits? screen readers may handle them differently). hide. Introducing semantic HTML. The tag doesn't convey extra importance; rather, the tagged text is typically rendered in bold. This is semantic because it represents paragraph display in a browser. The header, section, footer, and nav tags, along with several others, serve purely semantic purposes. All modern browsers support HTML5 — some older browsers like Internet Explorer do not. We can categorize these new tags as being either text-level or structural. #3)