.wpspl-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: rgba(20,20,20,0.9);
    color: #fff;
    padding: 12px 18px;
    border-radius: 8px;
    font-size: 14px;
    font-family: Arial, sans-serif;
    box-shadow: 0px 4px 12px rgba(0,0,0,0.4);
    display: none;
    z-index: 9999;
}