.rmwidgetLoader {
    display: block;
    width: 12px;
    height: 12px;
    margin: 2px auto;
    border: 2px solid #ccc;
    border-top-color: #4a90e2;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.rmwidgetError {
    color: red;
    font-size: 12px;
    display: block;
    padding: 2px 5px;
}