.spinner-container{display:none;width:100%;height:100%;display:flex;justify-content:center;align-items:center}.spinner{border:4px solid rgba(255,255,255,0.3);border-radius:50%;border-top:4px solid #3498db;width:40px;height:40px;animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}