body {
  margin: 0;
  background: #f5f5f5;
  font-family: monospace;
}

#terminal {
  padding: 20px;
  height: 100vh;
  box-sizing: border-box;
}

#output {
  white-space: pre-wrap;
  margin-bottom: 10px;
  color: #222;
}

.input-line {
  display: flex;
}

.prompt {
  margin-right: 5px;
  color: #444;
}

input {
  border: none;
  outline: none;
  background: transparent;
  font-family: monospace;
  width: 100%;
  color: #000;
}