// 下拉刷新
.mui-pull-to-refresh-content-wrapper {
    .pull-to-refresh-header-indicator {
        display: none;
        transition: .5s;
        &.active{
            display: block;
        }
    }
    .pull-to-refresh-indicator {
        color: grey;
        text-align: center;
        height: 25px;
    }
}