body {
  font-family: Arial, sans-serif;
  background: #f4f4f4;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 800px;
  margin: 2rem auto;
  background: #fff;
  padding: 2rem;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

#chat-box {
  border: 1px solid #ddd;
  padding: 1rem;
  height: 400px;
  overflow-y: auto;
  margin-bottom: 1rem;
}

.message {
  margin-bottom: 1rem;
}

.message.user {
  text-align: right;
}

.message.bot {
  text-align: left;
  color: #333;
}

#chat-form {
  display: flex;
}

#query-input {
  flex: 1;
  padding: 0.5rem;
  font-size: 1rem;
}

#chat-form button {
  padding: 0.5rem 1rem;
  font-size: 1rem;
}