:root {
  color-scheme: light dark;
  font-family: ui-monospace, monospace;
}

body {
  margin: 0;
  padding: 3rem 1.5rem;
  font-size: 1rem;
  line-height: 2;
}

.tree {
  margin: 0;
  padding: 0;
  list-style: none;
}

.tree li::before {
  content: "├── ";
  white-space: pre;
}

.tree li:last-child::before {
  content: "└── ";
}