body,html{padding:0;margin:0}*{box-sizing:border-box;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.loading-wrapper{position:fixed;width:100%;height:100%;display:flex;justify-content:center;align-items:center;background-color:#000;color:#fff}.loading-sphere{width:32px;height:32px;border-radius:50%;background-color:#fff;mix-blend-mode:difference;animation:heartbeat .8s ease-in-out infinite}@keyframes heartbeat{0%{transform:scale(.7);opacity:.5;box-shadow:0 0 70px 0 #fff}50%{transform:scale(1);opacity:1;box-shadow:0 0 50px 0 #fff}to{transform:scale(.7);opacity:.5;box-shadow:0 0 70px 0 #fff}}