#dm-toast {
    position: fixed;
    left: 50%;
    bottom: 40px;
    transform: translateX(-50%);
    background: rgba(0,0,0,.85);
    color: #fff;
    padding: 0.6rem 1.2rem;
    border-radius: 999px;
    font-size: 13px;
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease, transform .25s ease;
    z-index: 99999;
}

#dm-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(-6px);
}