_grid.scss in elixir-toolkit-theme-2.2.0

- old
+ new

@@ -1,8 +1,14 @@
 // Row
 //
 // Rows contain your columns.
 
+:root {
+  @each $name, $value in $grid-breakpoints {
+    --#{$prefix}breakpoint-#{$name}: #{$value};
+  }
+}
+
 @if $enable-grid-classes {
   .row {
     @include make-row();
 
     > * {