added a table

Author: dcaiced0

design/index.md

@@ -12,6 +12,7 @@ Plugins can interact with the user at different levels, for example, some plugin
 
 Learn more about the types of Adobe XD plugins you can build.
 
+| ![Panels and modals](ux-images/Design-xd-plugins-1.png)  | ![Panels and modals](ux-images/Design-xd-plugins-1.png)
 | **Plugins Panel**   | **Modal Dialog**   |
 |---------------------------------------|----------------------------------|
 | Non-Blocking UI - this surface is best used when the user should have access to the canvas while using the plugin.   | Blocking UI - this surface is best used when the plugin needs to run an action and the user shouldn’t modify or change selection of objects on the canvas.   |