diff --git a/sbas/templates/sbas/exam_take.html b/sbas/templates/sbas/exam_take.html
index bd815ab4..5fed3e3e 100755
--- a/sbas/templates/sbas/exam_take.html
+++ b/sbas/templates/sbas/exam_take.html
@@ -45,6 +45,6 @@ CID: {{cid}}
 {% endblock %}
 {% block css %}
 <style>
-    .selected { border-style: solid purple}
+    .selected { border: 1px solid purple}
 </style>
 {% endblock %}
\ No newline at end of file