tion:relative;margin-bottom:5px}.van-tabbar-item__icon .van-icon{display:block;min-width:1em}.van-tabbar-item__icon--dot::after{top:0;right:-8px;width:8px;height:8px;content:' ';position:absolute;border-radius:100%;background-color:#f44}.van-tabbar-item--active{color:#1989fa}.van-tabbar{width:100%;height:50px;display:-webkit-box;display:-ms-flexbox;display:flex;background-color:#fff}.van-tabbar--fixed{left:0;bottom:0;position:fixed;z-index:2000}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font