.container{ padding-top: 32px; width: 1200px; margin: 0 auto; } .loa{ width: 100%; } .loa img{ width: 100%; } .layui-nav{ float: left; } .layui-nav-item{ float: left; } .layui-nav-tree .layui-nav-item a { width: 180px !important; /* float: left; */ padding-right: 0px !important; padding-left: 20px; } .layui-nav-tree .layui-nav-bar{ float: left; margin: 0px; } .lo-a{ width: 1200px; margin: 0 auto; clear: both; } .lo-aimg{ float: left; } .lo-aimg1{ float: right; } .layui-nav-tree .layui-nav-item a { color: #fff; } .wanz{ padding-bottom: 20px; }