body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background-color: #f0f2f5;
}

.chat-container {
  width: 400px;
  height: 600px;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
}

.chat-header {
  padding: 20px;
  background-color: #075e54;
  color: white;
  border-radius: 10px 10px 0 0;
  text-align: center;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

.chat-input {
  display: flex;
  gap: 10px;
  padding: 10px;
  border-top: 1px solid #ccc;
}

#user-input {
  flex: 1;
  padding: 10px;
  border: 1px solid #e9ecef;
  border-radius: 5px;
  outline: none;
}

#send-button {
  padding: 10px 20px;
  background-color: #075e54;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

#send-button:hover {
  background-color: #128c7e;
}

.message {
  margin-bottom: 15px;
  max-width: 80%;
  padding: 10px 15px;
  border-radius: 15px;
  word-wrap: break-word;
}

.bot-message {
  background-color: #e9ecef;
  align-self: flex-start;
  border-radius: 15px 15px 15px 0;
}

.user-message {
  background-color: #075e54;
  color: white;
  margin-left: auto;
  border-radius: 15px 15px 0 15px;
}