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copied!<p><strong>No</strong>, it isn't valid HTML5 according to the <a href="http://w3c.github.io/html/textlevel-semantics.html#the-a-element" rel="noreferrer">HTML5 Spec Document from W3C</a>:</p> <blockquote> <p><strong>Content model:</strong> <a href="http://dev.w3.org/html5/spec/Overview.html#transparent" rel="noreferrer">Transparent</a>, but there must be no <a href="http://dev.w3.org/html5/spec/Overview.html#interactive-content" rel="noreferrer">interactive content</a> descendant.</p> <p>The a element may be wrapped around entire paragraphs, lists, tables, and so forth, even entire sections, so long as there is no interactive content within (e.g. buttons or other links).</p> </blockquote> <p>In other words, you can nest any elements inside an <code><a></code> except the following:</p> <ul> <li><p><code><a></code></p></li> <li><p><code><audio></code> (if the <em>controls</em> attribute is present)</p></li> <li><p><code><button></code></p></li> <li><p><code><details></code></p></li> <li><p><code><embed></code></p></li> <li><p><code><iframe></code></p></li> <li><p><code><img></code> (if the <em>usemap</em> attribute is present)</p></li> <li><p><code><input></code> (if the <em>type</em> attribute is not in the <em>hidden</em> state)</p></li> <li><p><code><keygen></code></p></li> <li><p><code><label></code></p></li> <li><p><code><menu></code> (if the <em>type</em> attribute is in the <em>toolbar</em> state)</p></li> <li><p><code><object></code> (if the <em>usemap</em> attribute is present)</p></li> <li><p><code><select></code></p></li> <li><p><code><textarea></code></p></li> <li><p><code><video></code> (if the <em>controls</em> attribute is present) </p></li> </ul> <hr> <p>If you are trying to have a button that links to somewhere, wrap that button inside a <code><form></code> tag as such:</p> <pre><code><form style="display: inline" action="http://example.com/" method="get"> <button>Visit Website</button> </form> </code></pre> <p>However, if your <code><button></code> tag is styled using CSS and doesn't look like the system's widget... Do yourself a favor, create a new class for your <code><a></code> tag and style it the same way.</p>

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