diff --git a/R/revealjs_presentation.R b/R/revealjs_presentation.R
index 61cda17..e16e6d3 100644
--- a/R/revealjs_presentation.R
+++ b/R/revealjs_presentation.R
@@ -80,6 +80,7 @@
                                   self_contained = TRUE,
                                   theme = "default",
                                   transition = "default",
+                                  background_transition = "default",
                                   highlight = "default",
                                   mathjax = "default",
                                   template = "default",
@@ -128,6 +129,10 @@
   transition <- match.arg(transition, revealjs_transitions())
   args <- c(args, "--variable", paste("transition=", transition, sep=""))
   
+  # background_transition
+  background_transition <- match.arg(background_transition, revealjs_transitions())
+  args <- c(args, "--variable", paste("background_transition=", background_transition, sep=""))
+  
   # content includes
   args <- c(args, includes_to_pandoc_args(includes))
   
@@ -182,22 +187,25 @@
     "beige",
     "serif",
     "solarized",
-    "dark",
     "blood",
     "moon",
-    "night")
+    "night",
+    "black",
+    "league",
+    "white")
 }
 
 
 revealjs_transitions <- function() {
-  c("default",
-    "cube",
-    "page",
-    "concave",
-    "zoom",
-    "linear",
+  c(
+    "default",
+    "none",
     "fade",
-    "none")
+    "slide",
+    "convex",
+    "concave",
+    "zoom"
+    )
 }
 
 
diff --git a/inst/rmarkdown/templates/revealjs_presentation/default.html b/inst/rmarkdown/templates/revealjs_presentation/default.html
index f1a473f..ecbcbc2 100644
--- a/inst/rmarkdown/templates/revealjs_presentation/default.html
+++ b/inst/rmarkdown/templates/revealjs_presentation/default.html
@@ -12,7 +12,7 @@
   <title>$if(title-prefix)$$title-prefix$ - $endif$$pagetitle$</title>
   <meta name="apple-mobile-web-app-capable" content="yes" />
   <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
-  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, minimal-ui">
   <link rel="stylesheet" href="$revealjs-url$/css/reveal.min.css"/>
 
   <!-- some tweaks to reveal css -->
@@ -96,15 +96,13 @@
     <link rel="stylesheet" href="$css$"/>
 $endfor$
 $endif$
-    <!-- If the query includes 'print-pdf', include the PDF print sheet -->
+    <!-- Printing and PDF exports -->
     <script>
-      if( window.location.search.match( /print-pdf/gi ) ) {
-        var link = document.createElement( 'link' );
-        link.rel = 'stylesheet';
-        link.type = 'text/css';
-        link.href = '$revealjs-url$/css/print/pdf.css';
-        document.getElementsByTagName( 'head' )[0].appendChild( link );
-      }
+      var link = document.createElement( 'link' );
+      link.rel = 'stylesheet';
+      link.type = 'text/css';
+      link.href = window.location.search.match( /print-pdf/gi ) ? 'css/print/pdf.css' : 'css/print/paper.css';
+      document.getElementsByTagName( 'head' )[0].appendChild( link );
     </script>
     <!--[if lt IE 9]>
     <script src="$revealjs-url$/lib/js/html5shiv.js"></script>
@@ -159,7 +157,8 @@
         history: true,
         center: $if(center)$true$else$false$endif$,
         transition: '$transition$',
-
+        backgroundTransition: '$background_transition$',
+        
         // Optional libraries used to extend on reveal.js
         dependencies: []});
     </script>