#toast {
    visibility: hidden;
    min-width: 280px;
    max-width: 320px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 8px;
    padding: 14px 20px;
    position: fixed;
    bottom: 40px;
    right: 20px;
    z-index: 9999;
    font-size: 14px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.4s, bottom 0.4s;
  }

  #toast.show {
    visibility: visible;
    opacity: 1;
    bottom: 60px;
  }