Actually include the css :s

templates/index.html

@@ -6,6 +6,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <link rel="shortcut icon" href="{{ url_for('static', filename='favicon.ico') }}">
     <link rel="stylesheet" href="{{ url_for('static', filename='css') }}/bootstrap{% if is_rtl %}-rtl{% endif %}.min.css">
+    <link rel="stylesheet" href="{{ url_for('static', filename='css') }}/style.css">
     <meta property="og:image" itemprop="image" content="{{og_image|default(url_for('static', filename='hashtag.png', _external=True))}}" />
     <meta property="og:type" content="website" />
     <meta property="og:updated_time" content="{{updated_time}}" />