diff --git a/_includes/header.html b/_includes/header.html
index 2c2ea84..83c9a8e 100644
--- a/_includes/header.html
+++ b/_includes/header.html
@@ -22,7 +22,6 @@
           <div class="collapse navbar-collapse text-right" id="navbarNav">
             <ul class="navbar-nav ml-auto flex-nowrap">
 
-              <!-- About -->
               <li class="nav-item {% if page.title == 'about' %}active{% endif %}">
                 <a class="nav-link" href="{{ '/' | relative_url }}">about
                   {%- if page.title == "about" -%}
@@ -31,7 +30,6 @@
                 </a>
               </li>
               {% if site.blog_name %}
-              <!-- Blog -->
               <li class="nav-item {% if page.url contains 'blog' %}active{% endif %}">
                 <a class="nav-link" href="{{ '/blog/' | relative_url }}">blog
                   {%- if page.title == "blog" -%}
@@ -41,28 +39,9 @@
               </li>
               {%- endif %}
 
-              <!-- Other pages -->
               {%- assign sorted_pages = site.pages | sort: "title" -%}
               {%- for p in sorted_pages -%}
               {%- if p.nav and p.autogen == nil -%}
-              {%- if p.dropdown %}
-              <li class="nav-item dropdown {% if page.title == p.title %}active{% endif %}">
-                <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">{{ p.title }}
-                  {%- if page.title == p.title -%}
-                  <span class="sr-only">(current)</span>
-                  {%- endif -%}
-                </a>
-                <div class="dropdown-menu dropdown-menu-right" aria-labelledby="navbarDropdown">
-                  {%- for child in p.children -%}
-                  {%- if child.title == 'divider' %}
-                  <div class="dropdown-divider"></div>
-                  {%- else %}
-                  <a class="dropdown-item" href="{{ child.permalink | relative_url }}">{{ child.title }}</a>
-                  {%- endif -%}
-                  {% endfor %}
-                </div>
-              </li>
-              {%- else %}
               <li class="nav-item {% if page.title == p.title %}active{% endif %}">
                 <a class="nav-link" href="{{ p.url | relative_url }}">{{ p.title }}
                   {%- if page.title == p.title -%}
@@ -71,11 +50,9 @@
                 </a>
               </li>
               {%- endif -%}
-              {%- endif -%}
               {% endfor -%}
-              {%- if site.enable_darkmode %}
 
-              <!-- Toogle theme mode -->
+              {%- if site.enable_darkmode %}
               <div class = "toggle-container">
                 <a id = "light-toggle">
                   <i class="fas fa-moon"></i>