.wcp-tooltip {
    background: #333;
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    pointer-events: none;
    transition: opacity .3s ease;
    opacity: 1;
    z-index: 9999;
}
.wcp-tooltip.fadeout {
    opacity: 0;
}