diff --git a/less/category.less b/less/category.less
index 63defa8..944769d 100644
--- a/less/category.less
+++ b/less/category.less
@@ -182,6 +182,8 @@
 	z-index: 1;
 	.topics-section {
 		text-align: center;
+		max-height: 500px;
+		overflow-y: auto;
 	}
 }