body {
  font-family: Arial, sans-serif;
  padding: 20px;
  background-color: #f0f0f0;
}
input {
  margin: 8px 0;
  padding: 8px;
  width: 250px;
}
button {
  padding: 8px 16px;
  margin: 8px 0;
}
#chatbox {
  margin-top: 20px;
  padding: 10px;
  background-color: white;
  border: 1px solid #ccc;
}