diff --git a/_source/index.html b/_source/index.html
index 020d9b6..f82e334 100644
--- a/_source/index.html
+++ b/_source/index.html
@@ -5,20 +5,9 @@
     <title>Title goes here</title>
     <meta name="description" content="description goes here" />
     <meta name="author" content="Jan Jastrow" />
-    <link rel="dns-prefetch" href="//fonts.googleapis.com" />
-    <link rel="dns-prefetch" href="//fonts.gstatic.com" />
-    <link href='//fonts.gstatic.com' rel='preconnect' crossorigin />
     <meta http-equiv="x-ua-compatible" content="ie=edge" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
     <link rel="stylesheet" href="css/styles.min.css" type="text/css" />
-    <link rel="icon" href="favicon.png" type="image/png" />
-    <link rel="apple-touch-icon" href="apple-touch-icon.png" type="image/png" />
-    <meta property="og:title" content="Title goes here" />
-    <meta property="og:description" content="description goes here" />
-    <meta property="og:type" content="website"/>
-    <meta property="og:image" content="something.png" />
-    <meta property="og:image:type" content="image/png" />
-    <meta name="robots" content="index, follow" />
     <!-- for development only
     <meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
     <meta http-equiv="Pragma" content="no-cache" />