#wpadminbar .loading > .ab-item {
    opacity: 0.6;
    pointer-events: none;
}

#wpadminbar .loading > .ab-item .loading-spinner {
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 6px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: mobishout-spin 0.6s linear infinite;
    vertical-align: middle;
}

#wpadminbar .ab-item .loading-spinner {
    display: none;
}

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