diff --git a/docs/stylesheets/extra.css b/docs/stylesheets/extra.css
index b9f2b1eb..37e45ff6 100644
--- a/docs/stylesheets/extra.css
+++ b/docs/stylesheets/extra.css
@@ -1,4 +1,3 @@
-@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700;900&display=swap');
 
 
 .topLinePageInfo {
@@ -11,7 +10,7 @@
 .topLinePageInfo__text {
   color: #000;
   font-size: 16px;
-  font-family: Roboto;
+  font-family: Roboto, sans-serif;
   font-style: normal;
   line-height: 32px;
   letter-spacing: 0.15px;
@@ -63,7 +62,7 @@
     transition: .2s;
     text-decoration: none;
     cursor: pointer;
-    font-family: Roboto;
+    font-family: Roboto, sans-serif;
     background-color: #ffd100;
     border: 2px solid #ffd100;
     color: #000;
diff --git a/mkdocs.yml b/mkdocs.yml
index abd3199b..baf339df 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -2,6 +2,7 @@ site_name: IoT Developer Zone
 theme:
   name: material
   custom_dir: overrides
+  font: false
   logo: assets/images/logo.svg
   favicon: assets/favicon/favicon-32x32.png
   features:
@@ -46,9 +47,6 @@ plugins:
 hooks:
   - main.py
 
-google_analytics:
-  - UA-25246208-6
-  - auto
 
 nav:
         - 'Getting Started':
diff --git a/overrides/main.html b/overrides/main.html
index 6e76729d..59953623 100644
--- a/overrides/main.html
+++ b/overrides/main.html
@@ -12,15 +12,6 @@
     <meta name="theme-color" content="#ffffff">
     <!-- end favicon -->
 
-    <!-- Global site tag (gtag.js) - Google Analytics -->
-    <script async src="https://www.googletagmanager.com/gtag/js?id=UA-1572272-2"></script>
-    <script>
-      window.dataLayer = window.dataLayer || [];
-      function gtag(){dataLayer.push(arguments);}
-      gtag('js', new Date());
-
-      gtag('config', 'UA-1572272-2');
-    </script>
 {% endblock %}
 
 
@@ -120,6 +111,7 @@ <h1>{{ page.title | d(config.site_name, true)}}</h1>
 
 <!-- Add OpenGraph image -->
 {% block site_meta %}
+  <meta http-equiv="Content-Security-Policy" content="default-src 'self'; base-uri 'none'; object-src 'none'; script-src 'self' 'sha256-JwTqtIT4e7LB6Y5kTgViobFlnoLQCpMqXc3vZ/B4w3s=' 'sha256-NQL3qWGSgdiWL8VxFi0VRIJ9GX96g2jtPZbkWcycbNU=' 'sha256-TNpu/MoiMxhnOJTYB9OyTq+OyVmbWnczNrAZVkm6PtI=' 'sha256-V+Y6nhx83iyunLSs+LNZmAQKHMpXZyi5jEBym8IixDk=' 'sha256-Vx4j317zP65zcHvm0oDCH71RfjVU08BkU0HdTGJk8fA=' 'sha256-kdrKfx78CitG3qPSAdURgUmgYEGwAYTwjCtRcSGVzxM='; script-src-attr 'none'; style-src 'self'; style-src-attr 'unsafe-hashes' 'sha256-+17AcPK/e5AtiK52Z2vnx3uG3BMzyzRr4Qv5UQsEbDU=' 'sha256-6HSHsKBMUo5p1tyOM1tZ7XlMfW3Mg63/P0SHhSjlbkM=' 'sha256-PjAT9Xrh6xM2sFDPksqOyr8p7HLWEKyH473Fn29HZOk=' 'sha256-TSNypIttKZKWuIyHovnHASEYqnfbslFIpBkhRM2boko=' 'sha256-UuTrggTL1nc8BaRJmlKO75nKSaFmu5VXjiC/0L6Nv2w=' 'sha256-b3y7ZTADltMxSat1ssd4f5JQHdkz4GxlsWf6sIsjPaU=' 'sha256-eC+jXvbVSsG0J4zQfR5fWxxUCqpaa5DZLbINjWNCu48=' 'sha256-iGGEsp6HYRNfdpiKqFg2Y8M+E0xXD5IpUR10EQYD9AE=' 'sha256-prTua5Tv6Xo64NElKgUXoHuJI+z0eDuJ4YYzF1UrLb8=' 'sha256-uZrowBFwhOfSI7mhTbKF5bhNbNCjn8LviGDnEYzoiO0='; img-src 'self' data:; frame-src https://www.youtube.com; form-action 'self'">
   {{ super() }}
   <meta content="https://iotdevzone.avsystem.com/docs/img/AVSystem-social.png" property="og:image" />
 {% endblock %}
diff --git a/overrides/partials/footer.html b/overrides/partials/footer.html
index 51786347..62bcbce2 100644
--- a/overrides/partials/footer.html
+++ b/overrides/partials/footer.html
@@ -63,7 +63,3 @@
     </div>
   </footer>
   
-<!-- Start of HubSpot Embed Code -->
-<script type="text/javascript" id="hs-script-loader" async defer src="//js-eu1.hs-scripts.com/139620700.js"></script>
-<!-- End of HubSpot Embed Code -->
-