[design] adding spacing utility classes

Author: zombieFox

css/shade.css

@@ -9,11 +9,3 @@
 z-index:1000;
 transition: opacity var(--animation-speed-slow);
 }
-
-@media (min-width: $screen-sm){}
-
-@media (min-width: $screen-md){}
-
-@media (min-width: $screen-lg){}
-
-@media (min-width: $screen-xl){}