diff --git a/templates/index.html b/templates/index.html
index 041abbe..2cd8631 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -1,137 +1,140 @@
 <!DOCTYPE HTML>
 <html>
-    <head>
-      <meta charset="UTF-8">
-        <link rel="stylesheet" href="{{ get_url(path="main.css") | safe }}">
-      {% if config.extra.favicon %}
+<head>
+    <meta charset="UTF-8">
+    <link rel="stylesheet" href="{{ get_url(path="main.css") | safe }}">
+    {% if config.extra.favicon %}
         <link rel="icon" href="{{ config.extra.favicon | safe }}">
-      {% endif %}
-        <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1">
-        <title>{% block title %}{{ config.title }}{% endblock title %}</title> 
-    </head>
-    <body>
+    {% endif %}
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1">
+    <title>{% block title %}{{ config.title }}{% endblock title %}</title>
+</head>
+<body>
 
-      {% if config.extra.release %}
+{% if config.extra.release %}
     <script>
-         fetch('{{ config.extra.release | safe }}')
-          .then((response) => {
-            return response.json();
-          })
-          .then((data) => {
-            let release_name = data.name;
-            let html_url = data.html_url;
-            release.innerHTML = `<a href='${html_url}'>${release_name}</a>`;
-          });
+        fetch('{{ config.extra.release | safe }}')
+            .then((response) => {
+                return response.json();
+            })
+            .then((data) => {
+                let release_name = data.name;
+                let html_url = data.html_url;
+                release.innerHTML = `<a href='${html_url}'>${release_name}</a>`;
+            });
     </script>
-      {% endif %}
-    <main>
+{% endif %}
+<main>
 
-      {% block nav %}
+    {% block nav %}
 
         <nav>
-          {% if config.extra.logo %}
-            {% if current_path == "/" %}
-            <img src="{{ config.extra.logo | safe }}" alt="" />
+            {% if config.extra.logo %}
+                {% if current_path == "/" %}
+                    <img src="{{ config.extra.logo | safe }}" alt=""/>
 
-            {% else %}<a href="{{ config.base_url }}">
-            <img src="{{ config.extra.logo | safe }}" alt="" />
+                {% else %}<a href="{{ config.base_url }}">
+                    <img src="{{ config.extra.logo | safe }}" alt=""/>
                 </a>
+                {% endif %}
+
+            {% else %}
+                <h1><a href="{{ config.base_url }}">{{ config.title }}</a></h1>
             {% endif %}
-            
-          {% else %}
-            <h1><a href="{{ config.base_url }}">{{ config.title }}</a></h1>
-          {% endif %}
 
-          {% if config.extra.release %}
-            <div id="release"></div>
-          {% endif %}
-  
-  <a href="javascript:void(0);" onclick="burger()" id="mobile" class="ms-Icon--GlobalNavButton"></a>
-    <div id="trees">
-        {% set section = get_section(path="_index.md") %}       
-            {% for p in section.subsections %}
-                {% set subsection = get_section(path=p) %} 
-            
- 
-        <input class="tree-toggle" type="checkbox" id="{{ subsection.title | slugify  }}" 
-        {% if current_path is starting_with(subsection.path) %}checked{% endif %} />
-        <label class="tree-toggle-label" for="{{ subsection.title | slugify  }}">{{ subsection.title }}</label>
-                        
-        <ul class="subtree">
-                {% for page in subsection.pages %}
-                                <li {% if current_path == page.path %}class="active"{% endif %}>
-                                    <a href="{{page.permalink | safe }}">{{page.title}}</a>
-                                </li>
+            {% if config.extra.release %}
+                <div id="release"></div>
+            {% endif %}
 
-{% if page.toc %}
+            <a href="javascript:void(0);" onclick="burger()" id="mobile" class="ms-Icon--GlobalNavButton"></a>
+            <div id="trees">
+                {% set section = get_section(path="_index.md") %}
+                {% for p in section.subsections %}
+                    {% set subsection = get_section(path=p) %}
 
-{% if current_path == page.path %} 
 
-  {% set_global header_count = 0 %}
-  {% for h2 in page.toc %}
-    {% set_global header_count = header_count + 1 %}
-    {% for h3 in h2.children %}
-      {% set_global header_count = header_count + 1 %}
-      {% for h4 in h3.children %}
-        {% set_global header_count = header_count + 1 %}
-      {% endfor %}
-    {% endfor %}
-  {% endfor %}
+                    <input class="tree-toggle" type="checkbox" id="{{ subsection.title | slugify }}"
+                           {% if current_path is starting_with(subsection.path) %}checked{% endif %}/>
+                    <label class="tree-toggle-label"
+                           for="{{ subsection.title | slugify }}">{{ subsection.title }}</label>
 
-  {% if header_count > 4 %}
-      <ul id="toc">
-        {% for h2 in page.toc %}
-          <li><a href="{{ h2.permalink | safe }}">{{ h2.title }}</a>
-          {% if h2.children %}
-          <ul>        
-            {% for h3 in h2.children %}
-            <li><a href="{{ h3.permalink | safe }}">{{ h3.title }}</a></li>
-            {% endfor %}
-         </ul>
-    {% endif %}
-        </li>
-    {% endfor %}
-      </ul>
-    {% endif %}
+                    <ul class="subtree">
+                        {% for page in subsection.pages %}
+                            <li {% if current_path == page.path %}class="active"{% endif %}>
+                                <a href="{{ page.permalink | safe }}">{{ page.title }}</a>
+                            </li>
 
-    {% endif %}                   
-    {% endif %}
-    {% endfor %}
-    </ul>         
-    {% endfor %}
-    </div>    
-  </nav>
+                            {% if page.toc %}
+
+                                {% if current_path == page.path %}
+
+                                    {% set_global header_count = 0 %}
+                                    {% for h2 in page.toc %}
+                                        {% set_global header_count = header_count + 1 %}
+                                        {% for h3 in h2.children %}
+                                            {% set_global header_count = header_count + 1 %}
+                                            {% for h4 in h3.children %}
+                                                {% set_global header_count = header_count + 1 %}
+                                            {% endfor %}
+                                        {% endfor %}
+                                    {% endfor %}
+
+                                    {% if header_count > 4 %}
+                                        <ul id="toc">
+                                            {% for h2 in page.toc %}
+                                                <li><a href="{{ h2.permalink | safe }}">{{ h2.title }}</a>
+                                                    {% if h2.children %}
+                                                        <ul>
+                                                            {% for h3 in h2.children %}
+                                                                <li>
+                                                                    <a href="{{ h3.permalink | safe }}">{{ h3.title }}</a>
+                                                                </li>
+                                                            {% endfor %}
+                                                        </ul>
+                                                    {% endif %}
+                                                </li>
+                                            {% endfor %}
+                                        </ul>
+                                    {% endif %}
+
+                                {% endif %}
+                            {% endif %}
+                        {% endfor %}
+                    </ul>
+                {% endfor %}
+            </div>
+        </nav>
     {% endblock nav %}
 
-<article>
- 
-  {% if config.build_search_index %}
-  <div id="on_right">
-    <span id="search-ico" class="ms-Icon--Search"></span>
-  </div>
-    <div class="search-container">
-          <input id="search" type="search" placeholder="Search as you type...">
-            <div class="search-results">
-              <div class="search-results__header"></div>
-                <ul class="search-results__items"></ul>
-              </div>
-    </div>
-  {% endif %}       
+    <article>
 
-  <div id="wrap">
-    {% block content %}
-      {{ section.content | safe }}
-    {% endblock content %}
-  </div>
+        {% if config.build_search_index %}
+            <div id="on_right">
+                <span id="search-ico" class="ms-Icon--Search"></span>
+            </div>
+            <div class="search-container">
+                <input id="search" type="search" placeholder="Search as you type...">
+                <div class="search-results">
+                    <div class="search-results__header"></div>
+                    <ul class="search-results__items"></ul>
+                </div>
+            </div>
+        {% endif %}
 
-</article>
+        <div id="wrap">
+            {% block content %}
+                {{ section.content | safe }}
+            {% endblock content %}
+        </div>
+
+    </article>
 </main>
 
-  {% if config.build_search_index %}
-  <script type="text/javascript" src="{{ get_url(path="elasticlunr.min.js") | safe }}" defer></script>
-  <script type="text/javascript" src="{{ get_url(path="search_index.en.js") | safe }}" defer></script>
-  <script type="text/javascript" src="{{ get_url(path="js.js") | safe }}" defer></script>
-  {% endif %}
+{% if config.build_search_index %}
+    <script type="text/javascript" src="{{ get_url(path="elasticlunr.min.js") | safe }}" defer></script>
+    <script type="text/javascript" src="{{ get_url(path="search_index.en.js") | safe }}" defer></script>
+    <script type="text/javascript" src="{{ get_url(path="js.js") | safe }}" defer></script>
+{% endif %}
 
 </body>
 </html>
