<footer class="page-footer">       
    <div class="container">
      <div class="row">
        <div class="col-xs-12 col-sm-6">  
          <div class="page-copyright">
             <p><?php echo $C_copyright?></p>
          </div>       
        </div>
        <div class="col-xs-12 col-sm-6">
              <p class="yto-tel">
              <a target="_blank" class="btn btn-info" href="../" style="margin-top: -10px">网站首页</a>
              </p>  
        </div>
      </div>
    </div>
  </footer>