.chat-box {
    list-style: none;
    margin: 0;
    padding: 0;
  }
  
  .chat-box li {
    margin-bottom: 10px;
  }
  
  .bot {
    background-color: #f5f5f5;
    border-radius: 10px;
    padding: 10px;
    margin-left: 20px;
  }
  
  .user {
    background-color: #e2f3fc;
    border-radius: 10px;
    padding: 10px;
    margin-right: 20px;
  }
  
  .card-footer {
    border-top: 1px solid #dee2e6;
    padding: 10px;
  }
  
  .card-footer form {
    display: flex;
    align-items: center;
  }
  
  .card-footer input {
    flex: 1;
    margin-right: 10px;
  }