title: Get InnerHTML from Class
body: <pre><code>    &lt;div class="quantity-selector"&gt;
      &lt;span class="quantity-element decrease_qty"&gt;-&lt;/span&gt;
      &lt;span class="quantity-element quantity-digit"&gt;1&lt;/span&gt;
      &lt;input type="hidden" value="1" name="quantity"&gt;
      &lt;span class="quantity-element increase_qty"&gt;+&lt;/span&gt;
      &lt;/div&gt;
  </code></pre>
  
  <p>Trying to get the innerhtml from "quantity-element quantity-digit" class </p>