use class="hidden" not style="display:none"

7 files changed, 8 insertions, 9 deletions

diff --git a/files/pt-br/web/javascript/guide/regular_expressions/index.html b/files/pt-br/web/javascript/guide/regular_expressions/index.html
index 41cc239d94..038cccb762 100644
--- a/files/pt-br/web/javascript/guide/regular_expressions/index.html
+++ b/files/pt-br/web/javascript/guide/regular_expressions/index.html
@@ -58,7 +58,7 @@ translation_of: Web/JavaScript/Guide/Regular_Expressions
 <p>A tabela abaixo fornece uma lista completa dos caracteres especiais que podem ser utilizados nas expressões regulares, com sua respectiva descrição. Para testar os exemplos de expressão regular você pode usar o <a href="http://regexr.com/">regExr</a>.</p>
 
 <table class="fullwidth-table">
- <caption>Caracteres especiais utilizados em expressões regulares.<span style="display: none;"> </span><span style="display: none;"> </span></caption>
+ <caption>Caracteres especiais utilizados em expressões regulares.<span class="hidden"> </span><span class="hidden"> </span></caption>
  <thead>
   <tr>
    <th scope="col">Caractere</th>
diff --git a/files/pt-br/web/javascript/reference/global_objects/array/filter/index.html b/files/pt-br/web/javascript/reference/global_objects/array/filter/index.html
index ce591d2cac..9daed5325a 100644
--- a/files/pt-br/web/javascript/reference/global_objects/array/filter/index.html
+++ b/files/pt-br/web/javascript/reference/global_objects/array/filter/index.html
@@ -225,4 +225,4 @@ console.log(filterItems('an')); // ['banana', 'mango', 'orange']</pre>
  <li>{{jsxref("Array.prototype.reduce()")}}</li>
 </ul>
 
-<div id="link64_adl_tabid" style="display: none;">24</div>
+<div id="link64_adl_tabid" class="hidden">24</div>
diff --git a/files/pt-br/web/javascript/reference/global_objects/array/sort/index.html b/files/pt-br/web/javascript/reference/global_objects/array/sort/index.html
index 6b1f8fcc15..12f2fc1fcc 100644
--- a/files/pt-br/web/javascript/reference/global_objects/array/sort/index.html
+++ b/files/pt-br/web/javascript/reference/global_objects/array/sort/index.html
@@ -229,4 +229,4 @@ var result = mapped.map(function(el){
  <li>{{jsxref("String.prototype.localeCompare()")}}</li>
 </ul>
 
-<div id="link64_adl_tabid" style="display: none;">253</div>
+<div id="link64_adl_tabid" class="hidden">253</div>
diff --git a/files/pt-br/web/javascript/reference/global_objects/map/set/index.html b/files/pt-br/web/javascript/reference/global_objects/map/set/index.html
index e161bb2926..2f50555333 100644
--- a/files/pt-br/web/javascript/reference/global_objects/map/set/index.html
+++ b/files/pt-br/web/javascript/reference/global_objects/map/set/index.html
@@ -56,10 +56,10 @@ myMap.set('bar', 'baz');
   <tr>
    <td>{{SpecName('ES2015', '#sec-map.prototype.set', 'Map.prototype.set')}}</td>
    <td>{{Spec2('ES2015')}}</td>
-   <td><span style="display: none;"> </span>Definição    inicial.</td>
+   <td><span class="hidden"> </span>Definição    inicial.</td>
   </tr>
   <tr>
-   <td><span style="display: none;"> </span>{{SpecName('ESDraft', '#sec-map.prototype.set', 'Map.prototype.set')}}</td>
+   <td><span class="hidden"> </span>{{SpecName('ESDraft', '#sec-map.prototype.set', 'Map.prototype.set')}}</td>
    <td>{{Spec2('ESDraft')}}</td>
    <td> </td>
   </tr>
diff --git a/files/pt-br/web/javascript/reference/global_objects/math/cos/index.html b/files/pt-br/web/javascript/reference/global_objects/math/cos/index.html
index c0b0662477..566f343230 100644
--- a/files/pt-br/web/javascript/reference/global_objects/math/cos/index.html
+++ b/files/pt-br/web/javascript/reference/global_objects/math/cos/index.html
@@ -14,7 +14,7 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Math/cos
 ---
 <div>{{JSRef}}</div>
 
-<p><span style="display: none;"> </span><span class="seoSummary">A função <strong><code>Math.cos()</code></strong> ,que é estatica, retorna o {{interwiki("wikipedia", "cosseno")}} de um ângulo, que deve estar em {{interwiki("wikipedia", "radianos")}}. A expressão é </span><math style="display: inline;"> <mstyle displaystyle="true"> <mfrac> <msub> <mrow> <mtext>length</mtext> </mrow> <mrow> <mrow> <mtext>adjacent</mtext> </mrow> </mrow> </msub> <msub> <mrow> <mtext>length</mtext> </mrow> <mrow> <mrow> <mtext>hypotenuse</mtext> </mrow> </mrow> </msub> </mfrac> </mstyle> </math>.<span style="display: none;"> </span></p>
+<p><span class="hidden"> </span><span class="seoSummary">A função <strong><code>Math.cos()</code></strong> ,que é estatica, retorna o {{interwiki("wikipedia", "cosseno")}} de um ângulo, que deve estar em {{interwiki("wikipedia", "radianos")}}. A expressão é </span><math style="display: inline;"> <mstyle displaystyle="true"> <mfrac> <msub> <mrow> <mtext>length</mtext> </mrow> <mrow> <mrow> <mtext>adjacent</mtext> </mrow> </mrow> </msub> <msub> <mrow> <mtext>length</mtext> </mrow> <mrow> <mrow> <mtext>hypotenuse</mtext> </mrow> </mrow> </msub> </mfrac> </mstyle> </math>.<span class="hidden"> </span></p>
 
 <div>{{EmbedInteractiveExample("pages/js/math-cos.html")}}</div>
 
diff --git a/files/pt-br/web/javascript/reference/global_objects/number/index.html b/files/pt-br/web/javascript/reference/global_objects/number/index.html
index a21a4264af..b7d967a8f1 100644
--- a/files/pt-br/web/javascript/reference/global_objects/number/index.html
+++ b/files/pt-br/web/javascript/reference/global_objects/number/index.html
@@ -110,7 +110,7 @@ var minInt = -9007199254740992;
 
 <p>Ao analisar dados que foram serializados para JSON, valores inteiros que caem fora desse intervalo podem ser corrompidos quando o analisador JSON os converte ao tipo <code>Number</code>. Usando <code>String </code>em vez disso é uma possível alternativa para se evitar um resultado indesejado.</p>
 
-<h3 id="Example:_Using_Number_to_convert_a_Date_object" name="Example:_Using_Number_to_convert_a_Date_object"><span style="display: none;"> </span>Exemplo: Usando <code>Number para converter um objeto</code> <code>Date</code></h3>
+<h3 id="Example:_Using_Number_to_convert_a_Date_object" name="Example:_Using_Number_to_convert_a_Date_object"><span class="hidden"> </span>Exemplo: Usando <code>Number para converter um objeto</code> <code>Date</code></h3>
 
 <p>O exemplo a seguir converte o objeto <code>Date</code> para um valor numérico usando <code>Number como uma função</code>:</p>
 
diff --git a/files/pt-br/web/javascript/reference/global_objects/promise/index.html b/files/pt-br/web/javascript/reference/global_objects/promise/index.html
index d3d0e76322..37453735b1 100644
--- a/files/pt-br/web/javascript/reference/global_objects/promise/index.html
+++ b/files/pt-br/web/javascript/reference/global_objects/promise/index.html
@@ -75,7 +75,6 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Promise
 
 <h3 id="Criando_uma_Promise">Criando uma Promise</h3>
 
-<pre class="brush: html notranslate" style="display: none;">&lt;button id="btn"&gt;Make a promise!&lt;/button&gt;
 &lt;div id="log"&gt;&lt;/div&gt;
 </pre>
 
@@ -119,7 +118,7 @@ function testPromise() {
 }
 </pre>
 
-<pre class="brush:js notranslate" style="display: none;">if ("Promise" in window) {
+<pre class="brush:js notranslate" class="hidden">if ("Promise" in window) {
   btn = document.getElementById("btn");
    btn.addEventListener("click",testPromise);
 }