.vjs-play-pause {
    pointer-events: none;
    box-shadow: 0 0 1em black;
    position: absolute;
    left: 50%;
    top: 50%;
    font-size: 4em;
    line-height: 2em;
    width: 2em;
    height: 2em;
    margin-left: -1em;
    margin-top: -1em;
    border-radius: 50%;
    visibility: hidden;
    color: white;
    background-color: black;
    opacity: 0;
    text-align: center;
}

.vjs-play-pause:before {
    font-size: 1em;
}

.vjs-play-pause.transition:before {
    font-size: 2em;
    transition: font-size 500ms;
}

.vjs-play-pause.show {
    visibility: visible;
    opacity: 0.6;
}

.vjs-play-pause.transition {
    opacity: 0;
    width: 4em;
    height: 4em;
    line-height: 4em;
    margin-left: -2em;
    margin-top: -2em;
    transition: all 500ms;
}