Fix app-region-drag titlebar eats all drag event

Author: Yukaii

index.html

@@ -63,6 +63,7 @@
         margin: 0 .3em;
         cursor: pointer;
         -webkit-user-select: none;
+        -webkit-app-region: no-drag;
         height: 23px;
         display: flex;
         align-items: center;