HTML: Add margins to reference for fieldset translateZ test
diff --git a/html/rendering/non-replaced-elements/the-fieldset-element-0/fieldset-transform-translatez-ref.html b/html/rendering/non-replaced-elements/the-fieldset-element-0/fieldset-transform-translatez-ref.html
index c0db2d7..8200e67 100644
--- a/html/rendering/non-replaced-elements/the-fieldset-element-0/fieldset-transform-translatez-ref.html
+++ b/html/rendering/non-replaced-elements/the-fieldset-element-0/fieldset-transform-translatez-ref.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <title>Reference for Fieldset and transform: translateZ(0)</title>
 <style>
-fieldset { background: #eee; }
+fieldset { background: #eee; margin: 0 0 10px; }
 </style>
 <p>It should say PASS below without anything obscuring the text.</p>