body {
  font-family: monospace;
  background-color: #1a202c;
  color: #e2e8f0;
  margin: 0;
  padding: 20px;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

section {
  margin-bottom: 2rem;
}

.keyword { color: #f6e05e; }
.function { color: #63b3ed; }
.comment { color: #48bb78; font-style: italic; }

textarea {
  width: 100%;
  height: 150px;
  background: #2d3748;
  color: #e2e8f0;
  padding: 10px;
  border-radius: 6px;
  border: none;
}

button {
  margin-top: 10px;
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  background-color: #3182ce;
  color: white;
  cursor: pointer;
}

button:hover {
  background-color: #4299e1;
}

pre {
  background-color: #2d3748;
  padding: 10px;
  border-radius: 6px;
  margin-top: 10px;
  overflow-x: auto;
}