video {
    max-width: 100%;
    display: block;
    aspect-ratio: 16/9;
    width: 100%;
        z-index: 1;
    position: relative;
	object-fit: cover;
}
picture.poster {
    position: absolute;
}
picture.poster img {
    object-fit: cover;
    aspect-ratio: 16/9;
}
.videobox {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}
.plybut {
    position: absolute;
    width: 70px;
    height: 70px;
    z-index: 99999;
    cursor: pointer;
    margin: auto;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
}
.plybut svg {
    width: 100%;
    height: 100%;
}