.vjs-watermark {
    position: absolute;
    z-index: 2000;
    width: 100%!important;
    height: 100%!important;
    pointer-events: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

.vjs-watermark img {
    width: 100%;
    height: 100%;
}