diff --git a/css/rulesAssistant/raSummary.css b/css/rulesAssistant/raSummary.css
index 2b52238df6bc776338597240781d217fe33935a9..7a4a27adb36837bbec507f4fc7799c390ccb99af 100644
--- a/css/rulesAssistant/raSummary.css
+++ b/css/rulesAssistant/raSummary.css
@@ -13,6 +13,11 @@ th.ra-sum, td.ra-sum {
     border: 1px solid grey;
 }
 
+td.ra-sum {
+    white-space: nowrap;
+    overflow: hidden;
+}
+
 tr.ra-sum.header {
     position:sticky;
     top:0px;