_grid-settings.scss in bitters-0.9.3

- old
+ new

@@ -5,8 +5,10 @@
 // $grid-columns: 12;
 // $max-width: em(1088);
 
 // Neat Breakpoints
 ///////////////////////////////////////////////////////////////////////////////
-$small-screen: new-breakpoint(min-width em(540) 2);
-$medium-screen: new-breakpoint(min-width em(760) 4);
-$large-screen: new-breakpoint(min-width em(920) 8);
+$medium-screen: em(640);
+$large-screen: em(860);
+
+$medium-screen-up: new-breakpoint(min-width $medium-screen 4);
+$large-screen-up: new-breakpoint(min-width $large-screen 8);