diff --git a/nbconvert/templates/reveal.tpl b/nbconvert/templates/reveal.tpl
index 66be75d..bad885e 100644
--- a/nbconvert/templates/reveal.tpl
+++ b/nbconvert/templates/reveal.tpl
@@ -55,6 +55,9 @@ box-shadow: 0 0 10px rgba(0, 0, 0, 0);
 .reveal .slides {
 text-align: left;
 }
+.reveal.fade {
+opacity: 1;
+}
 div.input_area {
 padding: 0.06em;
 }