diff --git a/css/reveal.css b/css/reveal.css
index db18bb0c..8d1d405d 100644
--- a/css/reveal.css
+++ b/css/reveal.css
@@ -197,7 +197,8 @@ body {
   bottom: 0;
   left: 0;
   z-index: 1;
-  color: #fff; }
+  color: #fff;
+  pointer-events: none; }
   .reveal .controls button {
     position: absolute;
     padding: 0;
@@ -213,6 +214,7 @@ body {
     -webkit-transition: all 0.2s ease;
             transition: all 0.2s ease;
     z-index: 2;
+    pointer-events: auto;
     visibility: hidden;
     opacity: 0;
     -webkit-appearance: none;
diff --git a/css/reveal.scss b/css/reveal.scss
index 4a3c1a9f..5a046d31 100644
--- a/css/reveal.scss
+++ b/css/reveal.scss
@@ -262,6 +262,7 @@ body {
 	left: 0;
 	z-index: 1;
 	color: #fff;
+	pointer-events: none;
 
 	button {
 		position: absolute;
@@ -276,6 +277,7 @@ body {
 		transform: scale(.9999);
 		transition: all 0.2s ease;
 		z-index: 2; // above slides
+		pointer-events: auto;
 
 		visibility: hidden;
 		opacity: 0;