@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.spinner{display:inline-block;width:40px;height:40px}.spinner.spinner-sm{width:20px;height:20px}.spinner.spinner-md{width:40px;height:40px}.spinner.spinner-lg{width:60px;height:60px}.spinner .spinner-circle{display:block;width:100%;height:100%;border-radius:50%;border:4px solid rgba(0,0,0,0);border-top-color:#3b82f6;animation:spin 1s linear infinite}.spinner .spinner-circle.spinner-circle-primary{border-top-color:#3b82f6}.spinner .spinner-circle.spinner-circle-secondary{border-top-color:#8b5cf6}.spinner .spinner-circle.spinner-circle-dark{border-top-color:#1f2937}.spinner .spinner-circle.spinner-circle-light{border-top-color:#fff}.loading-spinner-container{display:flex;justify-content:center;align-items:center;min-height:50vh}