diff --git a/index.html b/index.html
index 31ee17e..e79cbb1 100644
--- a/index.html
+++ b/index.html
@@ -611,7 +611,7 @@ <h2 id="configuration">Configuration</h2>
 							</div>
 							<div class="grid-row">
 								<div class="g1">gridHeaderStyle</div>
-								<div class="g1">'font-weight: bold;'</div>
+								<div class="g1">'font-weight: bold; padding: 5px; border: 1px solid #dddddd;'</div>
 								<div class="g2">Optional style for the grid header when printing JSON data.</div>
 							</div>
 							<div class="grid-row">