#tourSurface{position:absolute;inset:0 0 0 auto;overflow:hidden;pointer-events:none;visibility:hidden;z-index:0}
#tourSurface.is-visible{visibility:visible}
#tourSurface video{position:absolute;max-width:none;opacity:0;pointer-events:none}
#tourSurface video.is-current{opacity:1;z-index:1}