diff --git a/gmt.css b/gmt.css
index 7e454c5..f949906 100644
--- a/gmt.css
+++ b/gmt.css
@@ -112,6 +112,7 @@ em.jargon > a {
 p.nb {
 	background:var(--colour_bg_secondary);
 	border:solid 1px var(--colour_quaternary);
+	display:inline-block;
 	margin:1em 0;
 	padding:1em;
 }