<header class="main-header">
    <nav class="navbar navbar-static-top">
      <div class="container">
        <h3 class="text-center font-white"><a href="http://www.yunyecms.com"><img src="<?php echo ROOTDIR;?>public/img/logo-install.png" alt="云业CMS安装程序"></a></h2>
      </div>
      <!-- /.container-fluid -->
    </nav>
  </header>  