.iframe-video-overlay {
    display: block
}

.iframe-video-overlay__container {
    position: relative;
    box-sizing: border-box;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden
}

    .iframe-video-overlay__container.opened .iframe-video-overlay__image {
        opacity: 0 !important
    }

    .iframe-video-overlay__container.opened .iframe-video-overlay__play {
        opacity: 0 !important
    }

    .iframe-video-overlay__container.hidden .iframe-video-overlay__image {
        display: none !important
    }

    .iframe-video-overlay__container.hidden .iframe-video-overlay__play {
        display: none !important
    }

.iframe-video-overlay__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    opacity: 1;
    z-index: 2;
    transition: all .5s ease
}

    .iframe-video-overlay__image:hover {
        filter: brightness(75%)
    }

.iframe-video-overlay iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1
}

.iframe-video-overlay__play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    display: block;
    background: 0 0;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    border: none;
    outline: 0;
    cursor: pointer;
    opacity: 1;
    z-index: 4;
    transition: all .5s ease
}