css

body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  padding: 20px;
}

.container {
  max-width: 700px;
  margin: auto;
  background: white;
  padding: 20px;
  border-radius: 8px;
}

#chatbox {
  border: 1px solid #ddd;
  height: 400px;
  overflow-y: scroll;
  padding: 10px;
  margin-bottom: 10px;
  background: #fafafa;
}

.user {
  text-align: right;
  color: blue;
  margin-bottom: 8px;
}

.bot {
  text-align: left;
  color: green;
  margin-bottom: 8px;
}

form {
  display: flex;
}

input[type="text"] {
  flex: 1;
  padding: 10px;
  font-size: 16px;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  background-color: #4caf50;
  color: white;
  border: none;
  cursor: pointer;
}