HTML means Hyper Text Markup Language. HTML is a one kind of language which is used to create web pages. HTML tags come in pairs, the 1st tag is called start tag and the 2nd tag is called end tag. In 2013, HTML’s new version is XHTML5. The HTML element is everything including the start tag and end tags. But some HTML elements are defined as empty content, which are closed in the start tag. HTML Headings are defined with the <h1> to <h6> tags. HTML paragraphs are defined with the <p> tag. HTML links are defined with the <a> tag.