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<header><h1><aside>: The Aside element</h1></header><div class="section-content"><p>The <code><aside></code> <a href="../index">HTML</a> element represents a portion of a document whose content is only indirectly related to the document's main content. Asides are frequently presented as sidebars or call-out boxes.</p></div>
<h2 id="try_it">Try it</h2>
<div class="section-content"><iframe class="interactive is-tabbed-standard-height" height="200" src="https://interactive-examples.mdn.mozilla.net/pages/tabbed/aside.html" title="MDN Web Docs Interactive Example" loading="lazy"></iframe></div>
<h2 id="attributes">Attributes</h2>
<div class="section-content"><p>This element only includes the <a href="../global_attributes">global attributes</a>.</p></div>
<h2 id="usage_notes">Usage notes</h2>
<div class="section-content"><ul> <li>Do not use the <code><aside></code> element to tag parenthesized text, as this kind of text is considered part of the main flow.</li> </ul></div>
<h2 id="examples">Examples</h2>
<h3 id="using_aside">Using <aside></h3>
<div class="section-content">
<p>This example uses <code><aside></code> to mark up a paragraph in an article. The paragraph is only indirectly related to the main article content:</p> <div class="code-example">
<p class="example-header"><span class="language-name">html</span></p>
<pre data-signature="KbHEtnbf2T50lEVgUliVXQ4c4vqgDccoSNfuXBU5Pcs=" data-language="html"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>article</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>p</span><span class="token punctuation">></span></span>
The Disney movie <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>cite</span><span class="token punctuation">></span></span>The Little Mermaid<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>cite</span><span class="token punctuation">></span></span> was first released to
theatres in 1989.
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>aside</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>p</span><span class="token punctuation">></span></span>The movie earned $87 million during its initial release.<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>aside</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>p</span><span class="token punctuation">></span></span>More info about the movie…<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>article</span><span class="token punctuation">></span></span>
</pre>
</div> <h4 id="result">Result</h4>
<div class="code-example" id="sect1">
<iframe class="sample-code-frame" title="Using aside sample" id="frame_using_aside" src="https://live.mdnplay.dev/en-US/docs/Web/HTML/Element/aside/runner.html?id=using_aside" loading="lazy"></iframe>
</div>
</div>
<h2 id="technical_summary">Technical summary</h2>
<div class="section-content"><figure class="table-container"><div class="_table"><table class="properties"> <tbody> <tr> <th scope="row"><a href="../content_categories">Content categories</a></th> <td> <a href="../content_categories#flow_content">Flow content</a>, <a href="../content_categories#sectioning_content">sectioning content</a>, <a href="../content_categories#palpable_content">palpable content</a>. </td> </tr> <tr> <th scope="row">Permitted content</th> <td>
<a href="../content_categories#flow_content">Flow content</a>.</td> </tr> <tr> <th scope="row">Tag omission</th> <td>None, both the starting and ending tag are mandatory.</td> </tr> <tr> <th scope="row">Permitted parents</th> <td> Any element that accepts <a href="../content_categories#flow_content">flow content</a>. Note that an <code><aside></code> element must not be a descendant of an <a href="address"><code><address></code></a> element. </td> </tr> <tr> <th scope="row">Implicit ARIA role</th> <td><code><a href="https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/complementary_role">complementary</a></code></td> </tr> <tr> <th scope="row">Permitted ARIA roles</th> <td> <a href="https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/feed_role"><code>feed</code></a>, <a href="https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/none_role"><code>none</code></a>, <a href="https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/note_role"><code>note</code></a>, <a href="https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/presentation_role"><code>presentation</code></a>, <a href="https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/region_role"><code>region</code></a>, <a href="https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/search_role"><code>search</code></a> </td> </tr> <tr> <th scope="row">DOM interface</th> <td><a href="https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement"><code>HTMLElement</code></a></td> </tr> </tbody> </table></div></figure></div>
<h2 id="specifications">Specifications</h2>
<div class="_table"><table class="standard-table">
<thead><tr><th scope="col">Specification</th></tr></thead>
<tbody><tr><td><a href="https://html.spec.whatwg.org/multipage/sections.html#the-aside-element">HTML Standard <br><small># the-aside-element</small></a></td></tr></tbody>
</table></div>
<h2 id="browser_compatibility">Browser compatibility</h2>
<div class="_table"><table>
<thead>
<tr id="bct-browser-type">
<th></th>
<th colspan="6">Desktop</th>
<th colspan="6">Mobile</th>
</tr>
<tr id="bct-browsers">
<th></th>
<th>Chrome</th>
<th>Edge</th>
<th>Firefox</th>
<th>Internet Explorer</th>
<th>Opera</th>
<th>Safari</th>
<th>WebView Android</th>
<th>Chrome Android</th>
<th>Firefox for Android</th>
<th>Opera Android</th>
<th>Safari on IOS</th>
<th>Samsung Internet</th>
</tr>
</thead>
<tbody><tr>
<th><code>aside</code></th>
<td class="bc-supports-yes">5</td>
<td class="bc-supports-yes">12</td>
<td class="bc-supports-yes">4</td>
<td class="bc-supports-yes">9</td>
<td class="bc-supports-yes">11.1</td>
<td class="bc-supports-yes">5</td>
<td class="bc-supports-yes">4.4</td>
<td class="bc-supports-yes">18</td>
<td class="bc-supports-yes">4</td>
<td class="bc-supports-yes">11.1</td>
<td class="bc-supports-yes">4.2</td>
<td class="bc-supports-yes">1.0</td>
</tr></tbody>
</table></div>
<h2 id="see_also">See also</h2>
<div class="section-content"><ul> <li>Other section-related elements: <a href="body"><code><body></code></a>, <a href="article"><code><article></code></a>, <a href="section"><code><section></code></a>, <a href="nav"><code><nav></code></a>, <a href="heading_elements">h1</a>, <a href="heading_elements">h2</a>, <a href="heading_elements">h3</a>, <a href="heading_elements">h4</a>, <a href="heading_elements">h5</a>, <a href="heading_elements">h6</a>, <a href="hgroup"><code><hgroup></code></a>, <a href="header"><code><header></code></a>, <a href="footer"><code><footer></code></a>, <a href="address"><code><address></code></a>;</li> <li><a href="heading_elements">Using HTML sections and outlines</a></li> <li><a href="https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/complementary_role">ARIA: Complementary role</a></li> </ul></div><div class="_attribution">
<p class="_attribution-p">
© 2005–2023 MDN contributors.<br>Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.<br>
<a href="https://developer.mozilla.org/en-US/docs/Web/HTML/Element/aside" class="_attribution-link">https://developer.mozilla.org/en-US/docs/Web/HTML/Element/aside</a>
</p>
</div>
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