add day 12

day12/tailwind.config.cjs

@@ -0,0 +1,17 @@
+/** @type {import('tailwindcss').Config} */
+const colors = require('tailwindcss/colors')
+
+module.exports = {
+  content: [
+    "./index.html",
+    "./src/**/*.{js,ts,jsx,tsx}",
+  ],
+  theme: {
+    extend: {
+      colors: {
+        gray: colors.zinc
+      }
+    },
+  },
+  plugins: [],
+}