Update index.html

index.html

@@ -1090,7 +1090,7 @@ document.getElementById("lightweight-button").addEventListener("click", function
     // 現在のURLのクエリパラメーターを取得
     const queryParams = window.location.search;
     // /send.html にクエリパラメーターを付けてリダイレクト
-    window.location.href = "/send.html" + queryParams;
+    window.location.href = "/sender.html" + queryParams;
 });
 </script>
     <!-- Google Tag Manager (noscript) -->