/*
Error: Undefined mixin 'RWD'.
        on line 8 of ./src/02-particules/02-modules/parts/footer/footer.scss, in `RWD'
        from line 8 of ./src/02-particules/02-modules/parts/footer/footer.scss

3: }
4: // Spé hp
5: .seu .seu-front footer{
6:     padding-top: 190px;
7:     margin-top: -160px; 
8:     @include RWD(mobile){
9:         padding-top: 120px;
10:         margin-top: -120px;
11:     }
12: }

Backtrace:
./src/02-particules/02-modules/parts/footer/footer.scss:8:in `RWD'
./src/02-particules/02-modules/parts/footer/footer.scss:8
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:351:in `block in visit_mixin'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:98:in `block in with_mixin'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:115:in `with_frame'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:98:in `with_mixin'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:349:in `visit_mixin'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/base.rb:36:in `visit'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:160:in `block in visit'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:79:in `block in with_base'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:115:in `with_frame'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:79:in `with_base'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:160:in `visit'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:433:in `block (2 levels) in visit_rule'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:433:in `map'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:433:in `block in visit_rule'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:181:in `with_environment'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:431:in `visit_rule'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/base.rb:36:in `visit'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:160:in `block in visit'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:79:in `block in with_base'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:115:in `with_frame'
/usr/lib/ruby/vendor_ruby/sass/stack.rb:79:in `with_base'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:160:in `visit'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/base.rb:52:in `block in visit_children'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/base.rb:52:in `map'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/base.rb:52:in `visit_children'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:169:in `block in visit_children'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:181:in `with_environment'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:168:in `visit_children'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/base.rb:36:in `block in visit'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:188:in `visit_root'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/base.rb:36:in `visit'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:159:in `visit'
/usr/lib/ruby/vendor_ruby/sass/tree/visitors/perform.rb:8:in `visit'
/usr/lib/ruby/vendor_ruby/sass/tree/root_node.rb:36:in `css_tree'
/usr/lib/ruby/vendor_ruby/sass/tree/root_node.rb:29:in `render_with_sourcemap'
/usr/lib/ruby/vendor_ruby/sass/engine.rb:381:in `_render_with_sourcemap'
/usr/lib/ruby/vendor_ruby/sass/engine.rb:298:in `render_with_sourcemap'
/usr/lib/ruby/vendor_ruby/sass/plugin/compiler.rb:492:in `update_stylesheet'
/usr/lib/ruby/vendor_ruby/sass/plugin/compiler.rb:215:in `block in update_stylesheets'
/usr/lib/ruby/vendor_ruby/sass/plugin/compiler.rb:209:in `each'
/usr/lib/ruby/vendor_ruby/sass/plugin/compiler.rb:209:in `update_stylesheets'
/usr/lib/ruby/vendor_ruby/sass/plugin/compiler.rb:294:in `watch'
/usr/lib/ruby/vendor_ruby/sass/plugin.rb:109:in `method_missing'
/usr/lib/ruby/vendor_ruby/sass/exec/sass_scss.rb:356:in `watch_or_update'
/usr/lib/ruby/vendor_ruby/sass/exec/sass_scss.rb:51:in `process_result'
/usr/lib/ruby/vendor_ruby/sass/exec/base.rb:52:in `parse'
/usr/lib/ruby/vendor_ruby/sass/exec/base.rb:19:in `parse!'
/usr/bin/sass:8:in `<main>'
*/
body:before {
  white-space: pre;
  font-family: monospace;
  content: "Error: Undefined mixin 'RWD'.\A         on line 8 of ./src/02-particules/02-modules/parts/footer/footer.scss, in `RWD'\A         from line 8 of ./src/02-particules/02-modules/parts/footer/footer.scss\A \A 3: }\A 4: // Spé hp\A 5: .seu .seu-front footer{\A 6:     padding-top: 190px;\A 7:     margin-top: -160px; \A 8:     @include RWD(mobile){\A 9:         padding-top: 120px;\A 10:         margin-top: -120px;\A 11:     }\A 12: }"; }
