我已复制并修改了模板文件：

  header.php

这是完整的文件

 <?php
 /**
* Your Inspiration Themes
 * 
 * @package WordPress
* @subpackage Your Inspiration Themes
 * @author Your Inspiration Themes Team <info@yithemes.com>
 *
 * This source file is subject to the GNU GENERAL PUBLIC LICENSE (GPL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://www.gnu.org/licenses/gpl-3.0.txt
 */

 global $yit_is_header;
$yit_is_header = true;

 do_action( \'yit_before_logo\' ) ?>

 <div class="group container">               

   <div class="row" id="logo-headersidebar-container">            

    <!-- START LOGO -->
    <div id="logo" class="group">
        <?php
        /**
         * @see yit_logo
         */
        do_action( \'yit_logo\' ) ?> 
    </div>
    <!-- END LOGO -->
    <?php do_action( \'yit_after_logo\' ) ?> 

   </div>
</div>       

 <div id="nav">
    <div class="container">
    <?php
          do_action( \'yit_main_navigation\');


      get_sidebar(\'product-menu\');


    ?>


</div>
<div class="border borderstrong borderpadding container"></div>
<div class="border container"></div>
<div class="border container"></div>
<div class="border container"></div>
 </div>

 <?php $yit_is_header = false; ?>