Update index.html

index.html

@@ -808,7 +808,8 @@ if ('serviceWorker' in navigator) {
                 <span id="sync-status-text"></span>
                 <button id="sync-status-close">×</button>
             </div>
-            
+            <script src="https://unpkg.com/draggabilly@2/dist/draggabilly.pkgd.min.js"></script>
+            <script>new Draggabilly('#sync-status-text');</script>
             <!-- 無効状態のオーバーレイ -->
             <div class="disabled-overlay" id="disabledOverlay">
                 <div class="disabled-message">