#iac-messages {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid #ccc;
  padding: 10px;
}

.iac-msg {
  margin: 5px 0;
  padding: 8px 12px;
  border-radius: 12px;
  max-width: 70%;
}

.iac-user {
  background-color: #dcf8c6;
  text-align: right;
  margin-left: auto;
}

.iac-bot {
  background-color: #f1f0f0;
  text-align: left;
  margin-right: auto;
}