.custom-loader{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);border:4px solid #f3f3f3;border-top:4px solid #3498db;border-radius:50%;width:30px;height:30px;animation:spin 1s linear infinite;z-index:9999}@keyframes spin{0%{transform:translate(-50%,-50%) rotate(0deg)}100%{transform:translate(-50%,-50%) rotate(360deg)}}body:not(.loaded) .custom-loader{display:block}