diff --git a/owl/templates/join-token.html b/owl/templates/join-token.html
index b6812c2077e85ac2aaa0e52f667c15cbbfdf45d4..8bbc54484044b184f87bc2fee615bf13a6a07dd2 100644
--- a/owl/templates/join-token.html
+++ b/owl/templates/join-token.html
@@ -5,7 +5,9 @@
 
 	{% if error %}
 		<p class=error>{{ error }}</p>
-		<p><span class=button><a href='{{ url_for('index') }}'>Go to main page</a></span></p>
+		<div class=buttons>
+			<a href='{{ url_for('index') }}' class=button>Go to main page</a>
+		</div>
 	{% else %}
 		<form method="POST" action="?">
 			{{ form.csrf_token }}