--- a/integration/css/home.css	Tue Jan 22 14:43:22 2013 +0100
+++ b/integration/css/home.css	Wed Jan 23 18:21:30 2013 +0100
@@ -38,7 +38,7 @@
 	bottom: 0;
 	right: 0;
 }
-.actu:hover .links, .actu:hover .voile{
+.actu.selected .links, .actu.selected .voile{
 	display: block;
 }
 .actu .links li{
@@ -87,4 +87,23 @@
 	position: absolute;
 	overflow: hidden;
 	float: none;
-}
\ No newline at end of file
+}
+
+/* Treemap 2 */
+
+.cluster-article {
+    position: absolute; overflow: hidden;
+}
+
+.cluster-article p {
+    position: absolute; top: 2px; left: 2px; right: 2px; bottom: 2px; overflow: hidden;
+}
+
+.abstract {
+    position: absolute; bottom: 40px; left: 0; right: 0; padding: 4px; background: rgba(0,0,0,0.7);
+    color: #ffffff; font-size: 12px; text-shadow: 1px 1px 1px #000000; display: none;
+}
+
+.actu.selected .abstract {
+    display: block;
+}