#snackbar {
    visibility: hidden;
    min-width: 200px;
    margin-left: -100px;
    background-color: #A4DB23; /* bright green for visibility */
    color: #000;               /* dark text for contrast */
    text-align: center;
    border-radius: 8px;
    padding: 12px;
    position: fixed;
    left: 50%;
    bottom: 30px;
    font-size: 14px;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.5s, visibility 0.5s;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

#snackbar.show {
    visibility: visible;
    opacity: 1;
}