diff --git a/css/main.css b/css/main.css
index 92299cf..4390cf1 100644
--- a/css/main.css
+++ b/css/main.css
@@ -93,7 +93,7 @@
     margin:0;
     padding:2ex;
     width:750px;
-    height:;
+    min-height:450px;
     float:left;
 }