fix

book/node_modules/@honkit/honkit-plugin-theme-default/_layouts/ebook/page.html

@@ -0,0 +1,36 @@
+{% extends "layout.html" %}
+
+{% block title %}{{ page.title }}{% endblock %}
+{% block description %}{{ page.description }}{% endblock %}
+
+{% block style %}
+    {### Include theme css before plugins css ###}
+    {% if not fileExists(config.styles.print) %}
+        {% if options.format %}
+        <link rel="stylesheet" href="{{ (options.format + ".css")|resolveAsset }}">
+        {% else %}
+        <link rel="stylesheet" href="{{ "ebook.css"|resolveAsset }}">
+        {% endif %}
+    {% endif %}
+
+    {{ super() }}
+
+    {### Custom stylesheets for the book ###}
+
+    {% for type, style in config.styles %}
+        {% if fileExists(style) and (type == "ebook" or type == "print" or type == options.format) %}
+        <link rel="stylesheet" href="{{ style|resolveFile }}">
+        {% endif %}
+    {% endfor %}
+{% endblock %}
+
+{% block body %}
+<div class="page">
+    {% block page %}
+        <h1 class="book-chapter book-chapter-{{ page.depth }}">{{ page.title }}</h1>
+        <div class="section">
+            {{ page.content|safe }}
+        </div>
+    {% endblock %}
+</div>
+{% endblock %}

book/node_modules/@honkit/honkit-plugin-theme-default/_layouts/ebook/pdf_footer.html

@@ -0,0 +1,8 @@
+{% extends "./page.html" %}
+
+{% block body %}
+<div class="pdf-footer">
+    <span>{{ page.section }}</span>
+    <span class="footer-pages-count">{{ page.num }}</span>
+</div>
+{% endblock %}

book/node_modules/@honkit/honkit-plugin-theme-default/_layouts/ebook/pdf_header.html

@@ -0,0 +1,7 @@
+{% extends "./page.html" %}
+
+{% block body %}
+<div class="pdf-header">
+    <span>{{ page.title }}</span>
+</div>
+{% endblock %}

book/node_modules/@honkit/honkit-plugin-theme-default/_layouts/ebook/summary.html

@@ -0,0 +1,58 @@
+{% extends "./page.html" %}
+
+{% block title %}{{ "SUMMARY"|t }}{% endblock %}
+
+{% macro articles(_articles) %}
+    {% for article in _articles %}
+        <li>
+            <span class="inner">
+                {% if article.path or article.url %}
+                    {% if article.path %}
+                        <a href="{{ article.path|contentURL }}{{ article.anchor }}">{{ article.title }}</a>
+                    {% else %}
+                        <a target="_blank" href="{{ article.url }}">{{ article.title }}</a>
+                    {% endif %}
+                {% else %}
+                    <span>{{ article.title }}</span>
+                {% endif %}
+                {% if 1 %}
+                <span class="page">{{ article.level }}</span>
+                {% endif %}
+            </span>
+            {% if article.articles.length > 0 %}
+            <ol>
+                {{ articles(article.articles) }}
+            </ol>
+            {% endif %}
+        </li>
+    {% endfor %}
+{% endmacro %}
+
+{% block page %}
+<div class="section toc">
+    <h1>{{ "SUMMARY"|t }}</h1>
+    <ol>
+        {% for part in summary.parts %}
+            {% if part.title %}
+            <li class="part-title">
+                <h2>{{ part.title }}</h2>
+            </li>
+            {% endif %}
+            {{ articles(part.articles) }}
+
+            {% if not loop.last %}
+            <li class="divider"></li>
+            {% endif %}
+        {% endfor %}
+
+        {% if glossary.path %}
+        <li>
+            <span class="inner">
+                <a href="{{ ('/' + glossary.path)|contentURL }}">{{ "GLOSSARY"|t }}</a>
+            </span>
+        </li>
+        {% endif %}
+    </ol>
+</div>
+{% endblock %}
+