Add content to Css modules (#1048)

* Add content to Css modules

Also I think you guys should change CSS Modules to Alternative Option as is not used much anymore.

* Update 101-css-modules.md

Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

content/roadmaps/100-frontend/content/112-modern-css/101-css-modules.md

@@ -1 +1,9 @@
-# Css modules
+# CSS Modules
+
+CSS files in which all class names and animation names are scoped locally by default.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink badgeText='Official Website' colorScheme="blue" href='https://github.com/css-modules/css-modules'>Project GitHub Repository</BadgeLink>
+<BadgeLink badgeText='Read' colorScheme="yellow" href='https://medium.com/@ralph1786/using-css-modules-in-react-app-c2079eadbb87'>Using CSS Modules In React App</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=pKMWU9OrA2s'>CSS Modules: Why are they great?</BadgeLink>
+