body {
  font-family: Arial, sans-serif;
  background: #f0f0f0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.chat-container {
  width: 400px;
  background: #fff;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.chat-header {
  background: #0078d7;
  color: #fff;
  padding: 16px;
  text-align: center;
}

.chat-box {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.chat-message {
  margin-bottom: 10px;
  max-width: 80%;
  padding: 8px 12px;
  border-radius: 8px;
}

.chat-message.user {
  align-self: flex-end;
  background-color: #0078d7;
  color: white;
}

.chat-message.bot {
  align-self: flex-start;
  background-color: #e0e0e0;
  color: black;
}

#chat-form {
  display: flex;
  border-top: 1px solid #ddd;
}

#message {
  flex: 1;
  padding: 10px;
  border: none;
  outline: none;
}

button {
  background: #0078d7;
  border: none;
  color: white;
  padding: 10px;
  cursor: pointer;
}