body,html{margin:0;padding:0}.image-stack{position:relative;width:100%;padding-top:100%;overflow:hidden;background-color:#000}img{position:absolute;width:100%;height:auto;top:0;left:0}.gr{filter:hue-rotate(120deg) saturate(100%) brightness(300%)}.cy{filter:hue-rotate(175deg) saturate(100%) brightness(300%)}.bl{filter:hue-rotate(218deg) saturate(100%) brightness(150%)}.pu{filter:hue-rotate(290deg) saturate(200%) brightness(200%)}.re{filter:hue-rotate(342deg) saturate(100%) brightness(100%)}.or{filter:hue-rotate(52deg) saturate(200%) brightness(250%)}.ye{filter:hue-rotate(65deg) saturate(100%) brightness(400%)}.wh{filter:hue-rotate(0deg) saturate(0%) brightness(1000%)}@keyframes rotate360{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}.rotating{animation:60s linear infinite rotate360}