--- /dev/null
+{#
+/**
+ * @file
+ * Default theme implementation for a single node in a printer-friendly outline.
+ *
+ * Available variables:
+ * - node: Fully loaded node.
+ * - depth: Depth of the current node inside the outline.
+ * - title: Node title.
+ * - content: Node content.
+ * - children: All the child nodes recursively rendered through this file.
+ *
+ * @see template_preprocess_book_node_export_html()
+ *
+ * @ingroup themeable
+ */
+#}
+<article>
+ <h1>{{ title }}</h1>
+ {{ content }}
+ {{ children }}
+</article>