Specifically, html5 website templates adds many new syntax features, including <video>, <audio>, and <canvas> elements, while integrating the SVG content. These elements are added in order to make it easier to add and process multimedia and image content in a web page. Other new elements, including <section>, <article>, <header>, and <nav>, are designed to enrich the data content of the document. New properties are added for the same purpose. At the same time, there are some attributes and elements that have been removed. Some elements, such as <a>, <cite>, and <menu> are modified, redefined, or standardized. At the same time, APIs and DOM have become the basic part of html5 template download. [1]HTML5 also defines the specific details of the handling of illegal documents, so that all browsers and free angle template client programs can handle the syntax errors in a consistent manner.
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