.html5-tick {
    height: 64px;
    width: 64px;
    background-image: url(slides/tick.png);
    -ms-background-size: contain;
    background-size: contain;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 100;

    filter: drop-shadow(0 0 5px white);
    -webkit-filter: drop-shadow(0 0 5px white);
    
    opacity: 0;
}

.is-paused.is-mouseout .html5-tick, .is-loading .html5-tick {
    opacity: 1.0;
    transition: opacity ease 200ms;
    transition-delay: 300ms;
}