Move more variables

Author: RichDom2185

src/styles/_contributors.scss

@@ -1,11 +1,3 @@
-// Mixins
-
-@mixin mQ($arg) {
-  @media screen and (max-width: $arg) {
-    @content;
-  }
-}
-
 // Overall fullpage
 
 .fullpage {

src/styles/_workspaceGreen.scss

@@ -1,5 +1,3 @@
-$pure-green: #00ff00;
-$dark-green: #00e000;
 .GreenScreen {
   // Hide NavigationBar
   position: absolute;

src/styles/variables.scss

@@ -9,3 +9,15 @@ $cadet-color-5: #ffffff;
 
 $images-path: '../assets';
 $achievement-assets: 'https://source-academy-assets.s3-ap-southeast-1.amazonaws.com/achievement';
+
+// For greenscreen
+$pure-green: #00ff00;
+$dark-green: #00e000;
+
+// Mixins
+
+@mixin mQ($arg) {
+  @media screen and (max-width: $arg) {
+    @content;
+  }
+}