HTML <main> Tag
The <main> element represents the dominant content of a document.
A document must not contain more than one <main> element.
The <main> element should not be a descendant of any <article>, <aside>, <footer>, <header>, or <nav> element.
Global attributes
Global attributes may be applied on all elements, although some elements may have no effect on them.
<accesskey>,
<class>,
<contenteditable>,
<contextmenu>,
<data-*>,
<dir>,
<draggable>,
<dropzone>,
<hidden>,
<id>,
<lang>,
<spellcheck>,
<style>,
<tabindex>,
<title>,
<translate>.
Global Event Handler Attributes
Global Event Handler attributes may be applied on all elements, although some elements may have no effect on them.
<onabort>,
<onautocomplete>,
<onautocompleteerror>,
<onblur>,
<oncancel>,
<oncanplay>,
<oncanplaythrough>,
<onchange>,
<onclick>,
<onclose>,
<oncontextmenu>,
<oncuechange>,
<ondblclick>,
<ondrag>,
<ondragend>,
<ondragenter>,
<ondragleave>,
<ondragover>,
<ondragstart>,
<ondrop>,
<ondurationchange>,
<onemptied>,
<onended>,
<onerror>,
<onfocus>,
<oninput>,
<oninvalid>,
<onkeydown>,
<onkeypress>,
<onkeyup>,
<onload>,
<onloadeddata>,
<onloadedmetadata>,
<onloadstart>,
<onmousedown>,
<onmouseenter>,
<onmouseleave>,
<onmousemove>,
<onmouseout>,
<onmouseover>,
<onmouseup>,
<onmousewheel>,
<onpause>,
<onplay>,
<onplaying>,
<onprogress>,
<onratechange>,
<onreset>,
<onresize>,
<onscroll>,
<onseeked>,
<onseeking>,
<onselect>,
<onshow>,
<onsort>,
<onstalled>,
<onsubmit>,
<onsuspend>,
<ontimeupdate>,
<ontoggle>,
<onvolumechange>,
<onwaiting>.
Learning with HTML Editor "Try it Now"
You can edit the HTML code and view the result using online editor.
Example
<h1>HTML main tag example</h1>
<main class="content">
<section>
<h1>Where does it come from?</h1>
<p>Contrary to popular belief, Lorem Ipsum is not simply random text. It has roots in a piece of classical Latin
literature from 45 BC, making it over 2000 years old.</p>
<p>Lorem Ipsum This book is a treatise on the theory of ethics, very popular during the
Renaissance. The first line of Lorem Ipsum.</p>
</section>
<article>
<h2>Article heading</h2>
<p>Article content. Lorem ipsum, or lipsum as it is sometimes known, Finibus Bonorum et Malorum for use in a type specimen book.</p>
</article>
<aside>
<h3>Aside heading</h3>
<p>Aside content. The passage is attributed Finibus Bonorum et Malorum for use in a type specimen book</p>
</aside>
</main>Click on the "Try it Now" button to see how it works.