.helpVideo {
    position: relative;
}

.ytp-large-play-button {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 68px;
    height: 48px;
    margin-left: -34px;
    margin-top: -24px;
    transition: opacity .25s cubic-bezier(0.0,0.0,0.2,1);
    border: none;
    background-color: transparent;
    padding: 0;
    color: inherit;
    text-align: inherit;
    font-size: 100%;
    font-family: inherit;
    cursor: default;
    line-height: inherit;
    pointer-events: none;
}