Move custom max-height-version to Config

As it turns out, the config does work once you restart the server … 🤦

index.css

@@ -3,14 +3,6 @@
 @tailwind utilities;
 
 @layer utilities {
-  @variants responsive {
-    .max-h-65vh {
-      max-height: 65vh;
-    }
-      
-      .max-h-20vh {
-          max-height: 20vh;
-      }
   .btn {
       @apply inline-flex justify-center;
       @apply py-2 px-4;

tailwind.config.js

@@ -6,11 +6,10 @@ module.exports = {
   darkMode: false, // or 'media' or 'class'
   theme: {
     extend: {
-      // This does not work and I don't know why.
-      // Luckily index.css "@layer utilities" has the same effekt.
-      // maxHeight: {
-      //   '65vh': '65vh',
-      // },
+      maxHeight: {
+        '65vh': '65vh',
+        '20vh': '20vh',
+      },
     },
   },
   variants: {