fixes ff font in docs

Author: Kadee80

docs/source/conf.py

@@ -139,7 +139,7 @@
 html_theme_options = {
     'travis_button': 'True',
     'font_size': '14px',
-    'font_family': 'Open Sans',
+    'font_family': "'Open Sans', sans-serif",
     'head_font_family': "'AkkoPro-Regular', 'Open Sans'",
     'sidebar_collapse': 'True',
     'logo': 'logo.png',

docs/source/static/override_sphinx.css

@@ -3,12 +3,14 @@
 body {
     padding: 0;
     margin: 0;
+    font-family: "Open Sans", "sans-serif";
 }
 
 /* DOCS */
 
 div.body p {
     line-height: 20pt;
+    font-family: "Open Sans", "sans-serif";
 }
 
 div.body h1 {
@@ -32,7 +34,7 @@ div.body h2,
 div.body h3,
 div.body h4,
 div.body h5 {
-    font-family: Open Sans;
+    font-family: "Open Sans", "sans-serif";
 }
 
 div.sphinxsidebar h3 a,
@@ -123,12 +125,14 @@ div.body p.caption {
 ul {
     list-style-type: none;
     margin-left: 0;
+    font-family: "Open Sans", "sans-serif";
 }
 
 ul ul {
     list-style-type: circle;
     margin-left: 30px;
     color: #999;
+    font-family: "Open Sans", "sans-serif";
 }
 
 @media screen and (min-device-width: 320px)and (max-device-width: 640px) {