diff --git a/question/type/ddwtos/styles.css b/question/type/ddwtos/styles.css
index a90f881c39d..60255b617ce 100644
--- a/question/type/ddwtos/styles.css
+++ b/question/type/ddwtos/styles.css
@@ -15,6 +15,7 @@
     display: inline-block;
     text-align: center;
     border: 1px solid #000000;
+    margin-bottom: 2px;
 }
 .que.ddwtos .draghome, .que.ddwtos .drag {
     display: inline-block;