Update example.html

Author: 梶塚太智

example.html

@@ -14,21 +14,39 @@
 
         <div class="stack">
             (
-                (area) get-element-by-id (area) var
-                (p) create-element (msg) var (msg) msg set-id
-                (Stackは素晴らしい!) msg set-inner-html
-                msg area append-child
-            ) (click) 
-            (add) get-element-by-id add-event-listener
-        
-            (
-                (area) get-element-by-id (area) var
-                (msg) get-element-by-id area remove-child
-            ) (click) 
-            (del) get-element-by-id add-event-listener
+                    (area) get-element-by-id (area) var
+                    (button) create-element (msg) var
+                    
+                    (msg) msg set-id
+                    (Stackは素晴らしい! ) msg set-inner-html
+
+                    (
+                        (梶塚太智は天才だ! ) 
+                        active-element set-inner-html
+                    ) 
+                    (click) msg add-event-listener 
+
+                    msg area append-child
+                )
+                (click) (add) get-element-by-id 
+                add-event-listener
+            
+                (
+                    (area) get-element-by-id (area) var
+                    (msg) get-element-by-id area remove-child
+                ) 
+                (click) (del) get-element-by-id 
+                add-event-listener         
         </div>
 
         <script src="https://stack-community.github.io/stack.js" type="module"></script>
     </body>
+
+    <style>
+        #area button {
+            background-color: transparent;
+            border: none; font-size: medium;
+        }
+    </style>
 </html>