fix css of buttons in Domain tree

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@45763 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_web_ung_theme/SkinTemplateItem/portal_skins/erp5_web_ung_theme/ung_css/ung_theme.css.xml

@@ -1139,6 +1139,12 @@ span.date-format {\n
 span#no-input-file {\n
   display: none;\n
   color: #f61717;\n
+}\n
+\n
+.tree-open, .tree-closed {\n
+  border: none;\n
+  background: #FFF;\n
+  cursor: pointer;\n
 }
 
 ]]></string> </value>

bt5/erp5_web_ung_theme/bt/revision

-368
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+369
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