.loader{border:16px solid #f3f3f3;border-top:16px solid #3498db;border-radius:50%;width:120px;height:120px;animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}.preloader{position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;background-color:#172326;display:flex;justify-content:center;align-items:center;opacity:1;transition-duration:1s}