body {
  font-family: Arial, sans-serif;
}

.error-box {
  max-width: 700px;
  margin: 60px auto;
  text-align: center;
}

textarea {
  width: 100%;
  height: 150px;
  padding: 10px;
  font-family: monospace;
  margin-bottom: 10px;
}

button {
  padding: 10px 20px;
  cursor: pointer;
}