.spin{position:absolute;left:0;top:0;bottom:0;right:0;animation-duration:1s;z-index:1000}.spin.in{animation-name:show}.spin.out{animation-name:hide;animation-fill-mode:forwards}@keyframes show{0%{opacity:0}to{opacity:1}}@keyframes hide{0%{opacity:1}to{opacity:0}}