tweak example app

Author: Rafferty97

dev/App.module.css

@@ -5,6 +5,9 @@
 }
 
 .block {
+  display: flex;
+  flex-direction: column;
+  gap: 6px;
   padding: 10px;
   background: white;
   border: 1px solid #bbb;
@@ -20,4 +23,4 @@
   padding: 10px;
   font-size: 14px;
   text-align: center;
-}
+}

dev/App.tsx

@@ -62,10 +62,9 @@ const App: Component = () => {
             draggable={true}
             onDragStart={block.startDrag}
           >
-            {block.data}
-            <div style={{ height: '10px' }} />
+            <div>{block.data}</div>
             {block.children}
-            Footer
+            <div>Footer</div>
           </div>
         )}
       </BlockTree>