pre {
  position: relative;
  padding-top: 2rem; 
}

.copy-btn {
  position: absolute;
  top: 5px;
  right: 5px;
  background-color: #f0f0f0;
  border: 1px solid #ccc;
  border-radius: 4px;
  cursor: pointer;
  padding: 4px 8px;
  font-size: 0.8rem;
  color: #333;
  transition: background-color 0.2s;
  z-index: 10;
}

.copy-btn:hover {
  background-color: #e0e0e0;
}

.copy-btn.copied {
  background-color: #4caf50;
  color: white;
  border-color: #4caf50;
}