Change button off for light theme

Author: arendst

docs/WebUI.md

@@ -47,7 +47,7 @@ WebColor {"WebColor":["#eaeaea","#252525","#4f4f4f","#000000","#dddddd","#65c115
 <img src="../_media/themes/light.png" style="margin-left:2em;width:100px;float:right">
 
 ```haskell
-WebColor {"WebColor":["#000000","#ffffff","#f2f2f2","#000000","#ffffff","#000000","#ffffff","#ff0000","#008000","#ffffff","#1fa3ec","#0e70a4","#d43535","#931f1f","#47c266","#5aaf6f","#ffffff","#999999","#000000","#08405e"]}
+WebColor {"WebColor":["#000000","#ffffff","#f2f2f2","#000000","#ffffff","#000000","#ffffff","#ff0000","#008000","#ffffff","#1fa3ec","#0e70a4","#d43535","#931f1f","#47c266","#5aaf6f","#ffffff","#999999","#000000","#a1d9f7"]}
 ```
 <br>