.main-nav {
  background-color: #13569F;
  height: auto;
  min-width: auto;
}
.main-nav .navbar-collapse{width:auto;}
.main-nav span.pc{display: none;}
.main-nav span.m{display: inline;}

.navbar-nav>li{width:25%;text-align: center;}
.dropdown:hover .page-nav-dropdown-menu{display:none;}

/*∵华为鸿蒙系统放大字号后有问题∴这样改写,虽然比较奇怪*/
.main-nav .nav .nav-item{height:auto;line-height:30px;}
.main-nav .nav .nav-item a{font-size:30px;padding:22px 0;line-height:30px;}
.main-nav .nav .nav-item.active>a{line-height:30px;}

/*移动端导航控制他的显示与隐藏*/

.mobile-dropdown-container{
	display:none;background-color: #ffffff;
}
.mobile-dropdown-container.mobile_show{
	display:block !important;
}

.mobile-dropdown-container .page-nav-dropdown-menu{
	background-color: #f4f4f4;padding:10px 15px;list-style: none;
}

.mobile-dropdown-container .page-nav-dropdown-menu li{
    margin-bottom: 1px;list-style: none;
    padding: 10px 0px;
    font-size: 30px;
    box-sizing: border-box;

}