.preload{position:fixed;z-index:9999;top:0;left:0;width:100%;height:100%;background-color:#fff;display:flex;justify-content:center;align-items:center;opacity:1;visibility:visible;transition:opacity .5s ease,visibility .5s ease}.preload.hidden{opacity:0;visibility:hidden}.preload-spinner{width:50px;height:50px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@media (max-width:768px){.preload-spinner{width:40px;height:40px}}