.box::after{content: '';display: block;// 定义元素位置margin-top: 12rpx;margin-right: 20rpx;// 定义元素宽高width: 36rpx;height: 36rpx;// background-image无法引用本地资源,故需要用网络地址background-image: url($url+'calendar.png');background-size: 100% 100%;
}
.filterActived::after{content: ""; width:30px;height:3px;display:block;// background-color:#f92d1b;background-image: url("../../static/uni.png");
}