淘宝导航栏怎么显示二级分类

登录淘宝，进入“卖家中心—店铺管理—宝贝分类管理”，点击需要添加子类目的分类名称，即可进行添加子分类的操作，如下图：

颜色可以改的，

.skin-box-bd{background:#1D96D4;}/*页头背景设置成#1D96D4可做宽屏导航*/
.skin-box-bd .menu-list{background:#1D96D4;}
.skin-box-bd .menu-list .menu{background:#1D96D4;border:none;}
.skin-box-bd .menu-list .menu .link{background:#1D96D4;border-right:1px solid #FFFFFF;}
.all-cats .link{background:#CC66CC;border:none;}
.all-cats .link:hover{background:#CC99FF;}
.all-cats .link .title{color:#FFFFFF;border:none;}
.all-cats .link .title:hover{color:#FFFF00}
.skin-box-bd .menu-list .menu .link:hover{background:#CC99FF;}
.skin-box-bd .menu-list .menu .link .title{background:none;color:#FFFFFF;font-weight:bold;}
.skin-box-bd .menu-list .menu .link .title:hover{color:#373737}
.popup-content{border:none;padding:0px;margin:0px;}
.popup-content .popup-inner{border:none;padding:0px;margin:0px;background:#CCCCCC;}
.popup-inner .cats-tree .fst-cat{background:#CCCCCC;border-top:solid 1px #EEEEEE;}
.popup-inner .cats-tree .fst-cat:hover{background:#CBCBCB;}
.popup-inner .cats-tree .fst-cat .cat-hd .fst-cat-name{color:#FFFFFF;}
.popup-inner .cats-tree .fst-cat .cat-hd .fst-cat-name:hover{color:#333333}
.popup-content .menu-popup-cats .sub-cat{background:#CCCCCC;}
.popup-content .menu-popup-cats .sub-cat .cat-name{color:#FFFFFF;background:#CCCCCC;}
.popup-content .menu-popup-cats .sub-cat .cat-name:hover{color:#333333;background:#CBCBCB;}
.snd-pop-inner{height:auto;padding:0px;margin:0px;}
.snd-pop-inner .fst-cat-bd{padding:0px;margin:0px;background-color:#EEEEEE;}
.snd-pop-inner .fst-cat-bd .snd-cat-hd{background-color:#EEEEEE;}
.snd-pop-inner .fst-cat-bd .snd-cat-name{color:#555555;}
.snd-pop-inner .fst-cat-bd .snd-cat-name:hover{color:#EEEEEE;background-color:#555555;}