.pwa-pull-to-refresh {
    position: fixed;
    z-index: 2147483647;
    top: 12px;
    left: 50%;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    color: #fff;
    font-size: 12px;
    background: #333;
    border-radius: 999px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .2);
    opacity: 0;
    pointer-events: none;
    transform: translate(-50%, -20px);
    transition: opacity .15s ease, transform .15s ease;
}

.pwa-pull-to-refresh--visible,
.pwa-pull-to-refresh--refreshing {
    opacity: 1;
    transform: translate(-50%, 0);
}

.pwa-pull-to-refresh--ready {
    background: #168a4b;
}

.pwa-pull-to-refresh__spinner {
    width: 15px;
    height: 15px;
    border: 2px solid rgba(255, 255, 255, .45);
    border-top-color: #fff;
    border-radius: 50%;
}

.pwa-pull-to-refresh--refreshing .pwa-pull-to-refresh__spinner {
    animation: pwa-pull-to-refresh-spin .7s linear infinite;
}

@keyframes pwa-pull-to-refresh-spin {
    to { transform: rotate(360deg); }
}