theme clair/sombre , petit defaut sur le footer (#1)

Co-authored-by: styve Lioumba <styve.lioumba@jdc.fr>

tailwind.config.js

@@ -1,10 +1,14 @@
 /** @type {import('tailwindcss').Config} */
 module.exports = {
+  darkMode: 'class', // or 'media' or 'class'
   content: [
     "./src/**/*.{html,ts}",
   ],
   theme: {
-    extend: {},
+    extend: {
+      backgroundColor: ['dark'],
+      textColor: ['dark'],
+    },
   },
   plugins: [],
 }