#cgm-cart-notification {
    position: fixed;
    top: 18px;
    left: 50%;
    z-index: 1000000;
    padding: 11px 22px;
    background: #333;
    color: #fff;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.3;
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(0,0,0,.18);
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, -40px);
    transition: transform 220ms ease, opacity 220ms ease, visibility 0s linear 220ms;
}

#cgm-cart-notification.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
    transition: transform 220ms ease, opacity 220ms ease, visibility 0s;
}

#cgm-cart-notification.is-added { background: #29ab46; }
#cgm-cart-notification.is-deleted { background: #ab2929; }
#cgm-cart-notification.is-blinking { animation: cgm-cart-notification-blink 180ms ease; }

@keyframes cgm-cart-notification-blink {
    0%   { opacity: 1; }
    50%  { opacity: .25; }
    100% { opacity: 1; }
}

#cgm-cart-notification.is-hiding {
    opacity: 0;
    visibility: visible;
    transform: translate(-50%, -40px);
}