diff --git a/website/o3dv/css/website.css b/website/o3dv/css/website.css
index d636bb2..8a7210e 100644
--- a/website/o3dv/css/website.css
+++ b/website/o3dv/css/website.css
@@ -255,6 +255,7 @@ div.ov_sidebar_content button.pcr-button
 	height: 15px;
 	margin: 3px 10px 3px 3px;
 	border: 1px solid var(--ov_border_color);
+	box-shadow: none;
 	outline: none;
 	float: left;
 }