Update index.md

Author: thm-unix

index.md

@@ -3,7 +3,7 @@
 ---
 
 <img src="scr/scr-0.4.2.png" width="640">
-<a href="/pages/version-history">View plainDE version history...</a>
+<a href="/pages/version-history">View plainDE version history...</a><br>
 <a href="https://github.com/plainDE/plainPanel">View source code...</a>
 
 ## About project