diff --git a/ts/reviewer/reviewer.scss b/ts/reviewer/reviewer.scss
index 42833396d..3b7c402ce 100644
--- a/ts/reviewer/reviewer.scss
+++ b/ts/reviewer/reviewer.scss
@@ -30,7 +30,7 @@ body.nightMode {
 
 table {
     border-collapse: collapse;
-    margin: 1em;
+    margin: 1em auto;
 }
 
 th, td {