bwj_wechat/custom-tab-bar/index.wxss

/* pages/custom-tab-bar/index.wxss */
/* tabbar大图标 */
.avtion{
    position: relative;
}
.avtion::after{
    position: absolute;
    display: inline-block;
    content: '';
    width: 80rpx;
    height: 80rpx;
    background-color: #FBA81E;
    border-radius: 50%;
    top: 0%;
    left: 50%;
    transform: translate(-50%,-50%);
    z-index: 99;
}