fix

views/layouts/main.html

@@ -26,7 +26,7 @@
     <script>
         function copyToClipboardCode(button) {
             // Get the code element next to the button
-            var codeElement = button.nextElementSibling;
+            var codeElement = button.parentElement.nextElementSibling;
 
             // Create a temporary textarea element
             var tempTextarea = document.createElement('textarea');