#loading-spinner {
	display: none;
	width: 40px;
	height: 40px;
	border: 4px solid rgba(0, 0, 0, 0.1);
    background: fixed rgba(66, 64, 64, 0.1);
	border-top-color: #007bff;
	border-radius: 50%;
	animation: spin 1s linear infinite;
	margin: 20px auto;
}
@keyframes spin {
	to { transform: rotate(360deg); }
}