Mainz css file produces left aligned FamilyMap pages (#489)

* Mainz css file produces left aligned FamilyMap pages

Solving Mainz problem creates new ones with Basic-Blue
and Nebraska styles sheet.

Some cleanup with unused css file (GeoView.css)

Fixes #10268

* Many problems with css files and the ancestor tree

* media file not created if we have unused media.

data/css/ancestortree.css

@@ -45,6 +45,9 @@ Females     Web_Gender_Female.png
 }
 #treeContainer {
     position:relative;
+    display: table-cell;
+    vertical-align: middle;
+    overflow: visible;
     z-index:1;
 }
 #treeContainer div.boxbg {