/*
Error: Undefined variable: "$font-h".
        on line 23 of scss/mobile.scss

18: :lang(fr) {
19:     quotes: '« ' ' »';
20: }
21: 
22: h1, h2, h3, h4, h5, h6 {
23:     font-family: $font-h;
24: }
25: 
26: @media screen and (max-device-width: 799px) {
27: 
28:     body {

Backtrace:
scss/mobile.scss:23
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/script/tree/variable.rb:49:in `_perform'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/script/tree/node.rb:58:in `perform'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:398:in `visit_prop'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/base.rb:36:in `visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:162:in `block in visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/stack.rb:79:in `block in with_base'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/stack.rb:115:in `with_frame'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/stack.rb:79:in `with_base'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:162:in `visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:434:in `block (2 levels) in visit_rule'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:434:in `map'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:434:in `block in visit_rule'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:183:in `with_environment'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:432:in `visit_rule'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/base.rb:36:in `visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:162:in `block in visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/stack.rb:79:in `block in with_base'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/stack.rb:115:in `with_frame'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/stack.rb:79:in `with_base'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:162:in `visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/base.rb:52:in `block in visit_children'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/base.rb:52:in `map'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/base.rb:52:in `visit_children'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:171:in `block in visit_children'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:183:in `with_environment'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:170:in `visit_children'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/base.rb:36:in `block in visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:190:in `visit_root'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/base.rb:36:in `visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:161:in `visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/visitors/perform.rb:10:in `visit'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/root_node.rb:36:in `css_tree'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/tree/root_node.rb:29:in `render_with_sourcemap'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/engine.rb:384:in `_render_with_sourcemap'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/engine.rb:301:in `render_with_sourcemap'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/plugin/compiler.rb:492:in `update_stylesheet'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/plugin/compiler.rb:215:in `block in update_stylesheets'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/plugin/compiler.rb:209:in `each'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/plugin/compiler.rb:209:in `update_stylesheets'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/plugin/compiler.rb:473:in `on_file_changed'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/lib/sass/plugin/compiler.rb:331:in `block in watch'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/vendor/listen/lib/listen/listener.rb:252:in `on_change'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/vendor/listen/lib/listen/listener.rb:290:in `block in initialize_adapter'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/vendor/listen/lib/listen/adapter.rb:254:in `report_changes'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/vendor/listen/lib/listen/adapter.rb:323:in `poll_changed_directories'
/home/how/.gem/ruby/2.4.0/gems/sass-3.4.25/vendor/listen/lib/listen/adapter.rb:299:in `block in start_poller'
*/
body:before {
  white-space: pre;
  font-family: monospace;
  content: "Error: Undefined variable: \"$font-h\".\A         on line 23 of scss/mobile.scss\A \A 18: :lang(fr) {\A 19:     quotes: '« ' ' »';\A 20: }\A 21: \A 22: h1, h2, h3, h4, h5, h6 {\A 23:     font-family: $font-h;\A 24: }\A 25: \A 26: @media screen and (max-device-width: 799px) {\A 27: \A 28:     body {"; }