Fix background

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/trunk@1841 b32b6428-25c9-4566-ad07-03861ab6144f

apps/dashboard/xaal/dashboard/static/css/site.css

@@ -152,9 +152,9 @@ ul.menu li a:hover {
 }
 
 .grid-background {
-    //background-image: url("https://wallpaperscraft.com/image/spruce_shadow_dark_background_branch_68089_1920x1200.jpg");
-    //background-image: url("https://wallpaperlayer.com/img/2015/9/dark-background-images-5549-5809-hd-wallpapers.jpg");
-    background-image: url("/static/imgs/bg3.jpg");
+    /* background-image: url("https://wallpaperscraft.com/image/spruce_shadow_dark_background_branch_68089_1920x1200.jpg"); */
+    /* background-image: url("https://wallpaperlayer.com/img/2015/9/dark-background-images-5549-5809-hd-wallpapers.jpg"); */
+    background-image: url("/static/imgs/bg1.jpg");
     min-height: 900px;
     padding: 0.5em;
 }