Fix Markdown formatting and image source path

Author: chenli-git

_pages/plugins/EasyFiji_plugin.md

@@ -10,13 +10,14 @@ source-url: https://github.com/chenli-git/FijiGui
 ---
 
 ## Welcome to EasyFiji
-please check [Github link](https://github.com/chenli-git/FijiGui) for relevant info
+please check [Github link](https://github.com/chenli-git/FijiGui) for relevant info.
 
 **EasyFiji** is a graphical user interface for fluorescence image display and processing in Fiji.
 <p align="center">
-    <img src="https://github.com/imagej/imagej.github.io/blob/main/media/plugins/EasyFiji_layout.png" width="600">
+  <img src="/media/plugins/EasyFiji_layout.png" width="600">
 </p>
 
+
 ## Download options:
 * Download via Github:
    1. [Click here to download ⬇️](https://github.com/chenli-git/FijiGui/raw/main/target/EasyFiji_2-1.2.0.jar)