title: changing the primefaces header style of panel component
body: <p>how can i set the header style of the p:panel component? i want to set the height of the panel_header div.</p>
  
  <pre><code>&lt;p:panel id="panel" 
      toggleSpeed="500" toggleable="true"&gt;
      &lt;f:facet name="header" &gt;
          &lt;p:outputPanel style="float:left;"&gt;
              &lt;p:commandButton process="@this" id="new"
                  oncomplete="dialog.show();" icon="ui-icon-plus" /&gt;
              &lt;p:spacer width="15px;" /&gt;
          &lt;/p:outputPanel&gt;
              &lt;h:outputLabel value="Title" /&gt;
      &lt;/f:facet&gt;
  &lt;/p:panel&gt;
  </code></pre>