.comment_placehoder{
    display: none;width: 100%;position: absolute;
    left: -10px;right: 0px;bottom: 70px;top: 50px;background-size: 1000px 104px;
    filter: alpha(opacity=80);opacity: 0.8;z-index:100;
    background-color: #ffffff;
    background: linear-gradient(to right,#ffffff 8%,#efefef 20%,#ffffff 33%);
    animation-duration: 1s;
    animation-fill-mode: forwards;
    animation-iteration-count: infinite;
    animation-name: placeHolderShimmer;
    animation-timing-function: linear;
}
/** Skeleton Screen加载占位 **/
@keyframes placeHolderShimmer{
    0%{background-position: -468px 0}
    100%{background-position: 468px 0}
}