diff --git a/static/src/pyconau2017/css/app.css b/static/src/pyconau2017/css/app.css
index 1ee785ce45150bbe04c1b4ef01cac74063b73b8d..13639978b0b9fa37ae5da9e94056353ec2eb1a3d 100644
--- a/static/src/pyconau2017/css/app.css
+++ b/static/src/pyconau2017/css/app.css
@@ -1696,4 +1696,10 @@ via: http://csswizardry.com/2013/04/shame-css/
 
 ------------------------------------------------------------------------------------------------ */
 
+.ooops-hack {
+  color: rgb(250,250,200);
+  background-color: rgba(25,25,25,.8);
+}
+
+
 /*# sourceMappingURL=maps/app.css.map */