1 files changed, 10 insertions, 7 deletions
diff --git a/css/reveal.css b/css/reveal.css
index 35a048f..b198486 100644
--- a/css/reveal.css
+++ b/css/reveal.css
@@ -639,9 +639,10 @@ body {
   opacity: 1 !important;
   visibility: visible !important;
   cursor: pointer;
-  background: rgba(0, 0, 0, 0.1);
   -moz-box-sizing: border-box;
-       box-sizing: border-box; }
+       box-sizing: border-box;
+  outline: 10px solid rgba(150, 150, 150, 0.1);
+  outline-offset: 10px; }
 
 .reveal.overview .slides section, .reveal.overview-deactivating .slides section {
   -webkit-transition: none !important;
@@ -657,16 +658,14 @@ body {
   opacity: 1;
   cursor: pointer; }
 
-.reveal.overview .slides section:hover {
-  background: rgba(0, 0, 0, 0.3); }
-
-.reveal.overview .slides section.present {
-  background: rgba(0, 0, 0, 0.3); }
+.reveal.overview .slides section:hover, .reveal.overview .slides section.present {
+  outline: 10px solid rgba(150, 150, 150, 0.5); }
 
 .reveal.overview .slides > section.stack {
   padding: 0;
   top: 0 !important;
   background: none;
+  outline: none;
   overflow: visible; }
 
 .reveal.overview .backgrounds {
@@ -681,6 +680,10 @@ body {
   -webkit-transition: none !important;
           transition: none !important; }
 
+.reveal.overview-animated .slides {
+  -webkit-transition: -webkit-transform 0.4s ease;
+          transition: transform 0.4s ease; }
+
 /*********************************************
  * PAUSED MODE
  *********************************************/