.video-detail-block_plug {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    z-index: 5;
    background-size: contain;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(40,40,44,.25);
}

.video-detail-block_plug .img {
    cursor: pointer;
    -webkit-transition: .4s -webkit-filter linear;
    -moz-transition: .4s -moz-filter linear;
    -moz-transition: .4s filter linear;
    -ms-transition: .4s -ms-filter linear;
    -o-transition: .4s -o-filter linear;
    transition: .4s filter linear,.4s -webkit-filter linear;
}

.video-detail-block_plug .img:hover {
    -webkit-filter: drop-shadow(0 0 10px #000);
    -moz-filter: drop-shadow(0 0 10px #000);
    -ms-filter: drop-shadow(0 0 10px #000);
    -o-filter: drop-shadow(0 0 10px #000);
    filter: drop-shadow(0 0 10px #000);
}