shouldn't show versions and footer in print version

sass/_theme_layout.sass

@@ -282,7 +282,7 @@ footer
     background: $section-background-color
 
 @media print
-  .wy-nav-side
+  .rst-versions, footer, .wy-nav-side
     display: none
   .wy-nav-content-wrap
     margin-left: 0

sass/_theme_variables.sass

@@ -5,3 +5,8 @@
 $font-awesome-dir:                    "../font/"
 $static-img:                          "../img/"
 $mathjax-color:                       $text-color
+
+$base-font-family:                    "Lato", "proxima-nova", "Helvetica Neue", Arial, sans-serif
+$custom-font-family:                  "Roboto Slab", "ff-tisa-web-pro", "Georgia", Arial, sans-serif
+$custom-font-family2:                 Georgia, serif
+$code-font-family:                    "Consolas", "Monaco", monospace