+#book-info, #categories-list {
+ float: left;
+ width: 47.5%;
+}
+
+#themes-list {
+ margin-left: 52.5%;
+}
+
+#tagged-object-list #categories-list, #book-detail #book-info {
+ width: 12em;
+}
+
+#tagged-object-list #themes-list, #book-detail #themes-list {
+ margin-left: 14em;
+}
+