.thumb-preview{
    display:none;
    position:absolute;
    width:160px;
    height:90px;
    bottom:55px;
    background-repeat:no-repeat;
    border:2px solid #fff;
    box-shadow:0 2px 12px rgba(0,0,0,.8);
    pointer-events:none;
    z-index:9999;
}

.thumb-time{
    position:absolute;
    right:3px;
    bottom:3px;
    background:rgba(0,0,0,.85);
    color:#fff;
    padding:2px 5px;
    font-size:12px;
}