diff --git a/manual/back/index.html b/manual/back/index.html
index 19c2385b8..60166af65 100644
--- a/manual/back/index.html
+++ b/manual/back/index.html
@@ -1,124 +1,126 @@
 <!DOCTYPE html>
 <html lang="en">
-  <head>
-    <meta charset="UTF-8">
-    <title>JavaScript</title>
-    <!-- styles -->
-    <link rel="stylesheet" href="css/style.css">
-  </head>
-  <body>
+    <head>
+        <meta charset="UTF-8">
+        <title>JavaScript</title>
+        <!-- styles -->
+        <link rel="stylesheet" href="css/style.css">
+    </head>
+    <body>
 
-    <div id="container">
+        <div id="container">
 
-      <main>
+            <main>
 
-        <header id="main-header">
-          <h3>INTERNET</h3>
-        </header>
+                <header id="main-header">
+                    <h3>INTERNET</h3>
+                </header>
 
-        <article>
+                <article>
 
-          <header id="article-header">
-            <h1>EPICYON</h1>
-            <h6>ActivityPub server for the Small Web</h6>
-          </header>
+                    <header id="article-header">
+                        <h1>EPICYON</h1>
+                        <h6>ActivityPub server for the Small Web</h6>
+                    </header>
 
-          <section id="intro">
-            <p>
-                Do you want to run a fediverse instance on a small computer or laptop?
-                Hate websites with poor accessibility bloated with insecure javascript?
-                Want to keep things simple, small and low maintenance?
-                If so, then the Epicyon ActivityPub server is for you.
-            </p>
-            <p>
-              <span id="title">The Epicyon user manual</span>
-              introduces you to the basics of how to install and administer
-              a fediverse instance, avoiding the pitfalls and gaining the
-              advantages of having your own social presence on the open web.
-            </p>
-          </section>
+                    <section id="intro">
+                        <p>
+                            Do you want to run a fediverse instance on a small computer or laptop?
+                            Hate websites with poor accessibility bloated with insecure javascript?
+                            Want to keep things simple, small and low maintenance?
+                            If so, then the Epicyon ActivityPub server is for you.
+                        </p>
+                        <p>
+                            <span id="title">The Epicyon user manual</span>
+                            introduces you to the basics of how to install and administer a
+                            fediverse instance, avoiding the pitfalls and gaining the advantages
+                            of having your own social presence on the open web.
+                        </p>
+                    </section>
 
-          <section id="inside">
+                    <section id="inside">
 
-            <header id="section-header">
-              <h3>What's Inside</h3>
-            </header>
+                        <header id="section-header">
+                            <h3>What's Inside</h3>
+                        </header>
 
-            <ul>
-              <li>Installation and configuration</li>
-              <li>User profiles and timelines</li>
-              <li>Customisation and moderation</li>
-              <li>The sharing economy</li>
-              <li>Building web communities</li>
-            </ul>
+                        <ul>
+                            <li>Installation and configuration</li>
+                            <li>User profiles and timelines</li>
+                            <li>Customisation and moderation</li>
+                            <li>The sharing economy</li>
+                            <li>Building web communities</li>
+                        </ul>
 
-            <p>This book assumes readers understand the basics of Linux system administration.</p>
+                        <p>This book assumes readers understand the basics of Linux system administration.</p>
 
-          </section>
+                    </section>
 
-          <section id="author">
+                    <section id="author">
 
-            <p>
-              <span id="author-name">Bob Mottram</span> is a free software developer with a focus on federated, autonomous and self-hosted server systems. He maintains a blog at blog.libreserver.org.
-            </p>
+                        <p>
+                            <span id="author-name">Bob Mottram</span> is a free software developer with a
+                            focus on federated, autonomous and self-hosted server systems. He maintains
+                            a blog at blog.libreserver.org.
+                        </p>
 
-          </section>
+                    </section>
 
-        </article>
+                </article>
 
-      </main>
+            </main>
 
-      <aside>
+            <aside>
 
-        <div id="quotes">
+                <div id="quotes">
 
-          <p class="quote">
-            Smaller than Mastodon
-          </p>
-          <p class="author">-Cyber Cucumber</p>
+                    <p class="quote">
+                        Smaller than Mastodon
+                    </p>
+                    <p class="author">-Cyber Cucumber</p>
 
-          <p class="quote">
-            Web standards made fun
-          </p>
-          <p class="author">-Tacitus</p>
+                    <p class="quote">
+                        Web standards made fun
+                    </p>
+                    <p class="author">-Tacitus</p>
 
-          <p class="quote">
-            Rewilding the internet
-          </p>
-          <p class="author">-Coffeehouse Mob</p>
+                    <p class="quote">
+                        Rewilding the internet
+                    </p>
+                    <p class="author">-Coffeehouse Mob</p>
 
-          <p class="quote">
-            The javascriptphobe's favorite instance
-          </p>
-          <p class="author">-Dunthorpe</p>
+                    <p class="quote">
+                        The javascriptphobe's favorite instance
+                    </p>
+                    <p class="author">-Dunthorpe</p>
 
-          <p class="quote">
-            Eight out of ten cats on the internet say their owners approve
-          </p>
-          <p class="author">-Ms Beans</p>
+                    <p class="quote">
+                        Eight out of ten cats on the internet say their owners approve
+                    </p>
+                    <p class="author">-Ms Beans</p>
+
+                    <p class="quote">
+                        Go for walkies through the fediverse
+                    </p>
+                    <p class="author">-Mutley</p>
+                </div>
+
+                <div id="free-ebook">
+                    <img src="img/ebooks.png" alt="free ebook">
+                </div>
+
+            </aside>
+
+            <footer id="page-footer">
+                <p id="instructions">
+                    To download their free eBook in ePub and other formats, owners of
+                    this book should visit https://gitlab.com/bashrc2/epicyon
+                </p>
+                <img src="img/logo.gif" alt="publisher">
+                <p id="price">$0.00 / £0.00 [INCLUDING eBOOK]</p>
+            </footer>
 
-          <p class="quote">
-            Go for walkies through the fediverse
-          </p>
-          <p class="author">-Mutley</p>
         </div>
 
-        <div id="free-ebook">
-          <img src="img/ebooks.png" alt="free ebook">
-        </div>
-
-      </aside>
-
-      <footer id="page-footer">
-        <p id="instructions">
-          To download their free eBook in ePub and other formats, owners of
-          this book should visit https://gitlab.com/bashrc2/epicyon
-        </p>
-        <img src="img/logo.gif" alt="publisher">
-        <p id="price">$0.00 / £0.00 [INCLUDING eBOOK]</p>
-      </footer>
-
-    </div>
-
-  </body>
+    </body>
 </html>
