#infinite-loader {
    text-align: center;
    margin: 20px 0;
}
.loader-spinner {
    width: 30px;
    height: 30px;
    border: 4px solid #ccc;
    border-top-color: #333;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}