Exports media breakpoints

packages/dev-tools-pages/ts/variables.tsx

@@ -1,14 +1,33 @@
 import { css } from 'styled-components';
 
 const colors = {
-        black: '#000000',
-        white: '#FFFFFF',
-        lightGray: '#F1F4F5',
-        gray: '#F1F2F7',
-        darkGray: '#E9ECED',
-        blueGray: '#ECEFF9',
-    },
+    black: '#000000',
+    white: '#FFFFFF',
+    lightGray: '#F1F4F5',
+    gray: '#F1F2F7',
+    darkGray: '#E9ECED',
+    blueGray: '#ECEFF9',
 };
 
-export default variables;
+interface SizesInterface {
+    [key: string]: number;
+}
+
+const sizes: SizesInterface = {
+    large: 992,
+    medium: 768,
+    small: 376,
+};
+
+const media = Object.keys(sizes).reduce((acc: any, label: string) => {
+    acc[label] = (args: any) => css`
+        @media (max-width: ${sizes[label] / 16}em) {
+            ${css(args)};
+        }
+    `;
+
+    return acc;
+}, {});
+
+export default media;
 export { colors, media };