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+---
+title: '::-moz-progress-bar'
+slug: 'Web/CSS/::-moz-progress-bar'
+tags:
+  - CSS
+  - 'CSS:Mozilla Extensions'
+  - NeedsCompatTable
+  - Non-standard
+  - Pseudo-element
+  - Reference
+translation_of: 'Web/CSS/::-moz-progress-bar'
+---
+<div>{{CSSRef}}{{Non-standard_header}}</div>
+
+<p>El <a href="/en-US/docs/Web/CSS/Pseudo-elements">pseudo-element</a> <a href="/en-US/docs/Web/CSS">CSS</a> <strong><code>::-moz-progress-bar</code></strong> és una <a href="/en-US/docs/Web/CSS/Mozilla_Extensions">estensió de Mozilla</a> que representa la barra de progrés dins d'un element {{HTMLElement("progress")}}. (La barra representa la quantitat de progrés que s'ha realitzat).</p>
+
+<h2 id="Sintaxi">Sintaxi</h2>
+
+<pre class="syntaxbox">{{csssyntax}}</pre>
+
+<h2 id="Exemples">Exemples</h2>
+
+<h3 id="HTML">HTML</h3>
+
+<pre class="brush:html;">&lt;progress value="30" max="100"&gt;30%&lt;/progress&gt;
+&lt;progress max="100"&gt;Indeterminate&lt;/progress&gt;</pre>
+
+<h3 id="CSS">CSS</h3>
+
+<pre class="brush: css">::-moz-progress-bar {
+  background-color: red;
+}
+
+/* Force indeterminate bars to have zero width */
+:indeterminate::-moz-progress-bar {
+  width: 0;
+}</pre>
+
+<h3 id="Resultat">Resultat</h3>
+
+<p>{{EmbedLiveSample('Examples')}}</p>
+
+<p><span class="short_text" id="result_box" lang="ca"><span>La primera barra des de dalt hauria de ser aix</span></span>í:</p>
+
+<p><img alt="Custom styled progress bar" class="default internal" src="/@api/deki/files/5387/=redbar.png"></p>
+
+<h2 id="Vegeu_també">Vegeu també</h2>
+
+<ul>
+ <li>{{HTMLElement("progress")}}</li>
+ <li>{{ cssxref("::-ms-fill") }}</li>
+ <li>{{ cssxref("::-webkit-progress-bar") }}</li>
+ <li>{{ cssxref("::-webkit-progress-value") }}</li>
+ <li>{{ cssxref("::-webkit-progress-inner-element") }}</li>
+</ul>