body {
  margin: 0;
  font-family: Arial;
  background: black;
  color: white;
}

.container {
  width: 400px;
  margin: 40px auto;
  text-align: center;
}

#chatBox {
  height: 400px;
  overflow-y: auto;
  border: 1px solid #444;
  padding: 10px;
  margin-bottom: 10px;
}

.user {
  text-align: right;
  color: red;
  margin: 5px;
}

.bot {
  text-align: left;
  color: white;
  margin: 5px;
}

input {
  width: 70%;
  padding: 10px;
}

button {
  padding: 10px;
  background: red;
  color: white;
  border: none;
}