app/assets/stylesheets/settings/mixins/_ie-hacks.sass in oulu-0.16.2 vs app/assets/stylesheets/settings/mixins/_ie-hacks.sass in oulu-0.16.3

@@ -1,8 +1,14 @@
-+ie($versions: all)
+=ie($versions: all)
   @if $versions == 'all'
     &.is-ie
       @content
   @else
     @each $version in $versions
       &.is-ie#{$version}
         @content
+
+=ie-11
+  @media all and (-ms-high-contrast: none)
+    *::-ms-backdrop,
+    &
+      @content