feat(SW-184): implementing mobile design

components/Header/MainMenu/NavigationMenu/NavigationMenuItem/variants.ts

@@ -0,0 +1,15 @@
+import { cva } from "class-variance-authority"
+
+import styles from "./navigationMenuItem.module.css"
+
+export const navigationMenuItemVariants = cva(styles.navigationMenuItem, {
+  variants: {
+    variant: {
+      default: styles.default,
+      mobile: styles.mobile,
+    },
+  },
+  defaultVariants: {
+    variant: "default",
+  },
+})