--- a/css/mpiwg.css	Mon May 06 16:56:19 2013 +0200
+++ b/css/mpiwg.css	Mon May 06 20:04:00 2013 +0200
@@ -823,6 +823,72 @@
     display: none;
 }
 
+
+/*
+ * hierarchical list (of projects)
+ */
+div.hierlist h2 {
+    text-indent: -20px;
+    padding-left: 20px;
+    padding-bottom: 5px;
+    border-bottom: 3px solid #dccbae;
+    margin-bottom: 0;
+}
+
+div.hierlist h2 img {
+    padding: 0 3px 3px 3px; 
+}
+
+div.hierlist h2 a {
+    color: inherit;
+    font-weight: inherit;
+    text-decoration: none;
+}
+
+div.hierlist ul {
+    list-style-type: none;
+    padding: 0 0 10px 0;
+    margin: 0;
+    border-bottom: 1px solid #dccbae;
+}
+
+div.hierlist li {
+    padding: 5px 0 5px 16px;
+    text-indent: -13px;
+}
+
+div.hierlist li a {
+    /* icon is more distant from text */
+    padding-left: 13px;
+}
+
+div.hierlist li.indent {
+    padding-bottom: 10px;
+    border-bottom: 1px solid #dccbae;
+    margin-bottom: 5px;
+}
+
+div.hierlist li.level_1 {
+    font-size: 14px;
+}
+
+div.hierlist li.level_2 {
+    font-weight: bold;
+    margin-left: 20px;
+}
+
+div.hierlist li.level_3 {
+    margin-left: 40px;
+}
+
+div.hierlist li.level_4 {
+    margin-left: 60px;
+}
+
+div.hierlist li.level_5 {
+    margin-left: 80px;
+}
+
 /* 
  * sidebar 
  */