use borders to generate control arrows (closes #137)

css/reveal.css

@@ -316,8 +316,8 @@ body {
 .reveal .controls {
 	display: none;
 	position: fixed;
-	width: 90px;
-	height: 90px;
+	width: 110px;
+	height: 110px;
 	z-index: 30;
 	right: 10px;
 	bottom: 10px;
@@ -329,10 +329,17 @@ body {
 	width: 0; 
 	height: 0; 
 	border: 12px solid transparent;
+
+	-webkit-transition: opacity 0.2s ease;
+	   -moz-transition: opacity 0.2s ease;
+	    -ms-transition: opacity 0.2s ease;
+	     -o-transition: opacity 0.2s ease;
+	        transition: opacity 0.2s ease;
 }
 
 .reveal .controls div.enabled {
 	opacity: 0.6;
+	cursor: pointer;
 }
 
 .reveal .controls div.enabled:active {
@@ -340,28 +347,32 @@ body {
 }
 
 .reveal .controls div.left {
-	top: 30px;
+	top: 42px;
 
+	border-right-width: 22px;
 	border-right-color: #eee;
 }
 
 .reveal .controls div.right {
-	left: 60px;
-	top: 30px;
+	left: 74px;
+	top: 42px;
 
+	border-left-width: 22px;
 	border-left-color: #eee;
 }
 
 .reveal .controls div.up {
-	left: 30px;
+	left: 42px;
 
+	border-bottom-width: 22px;
 	border-bottom-color: #eee;
 }
 
 .reveal .controls div.down {
-	left: 30px;
-	top: 60px;
+	left: 42px;
+	top: 74px;
 
+	border-top-width: 22px;
 	border-top-color: #eee;
 }
 

css/theme/beige.css

@@ -110,35 +110,39 @@ body {
 /*********************************************
  * NAVIGATION CONTROLS
  *********************************************/
-.reveal .controls div.left {
-  border-right-color: #333333;
+.reveal .controls div.left,
+.reveal .controls div.left.enabled {
+  border-right-color: #8b743d;
 }
 
-.reveal .controls div.right {
-  border-left-color: #333333;
+.reveal .controls div.right,
+.reveal .controls div.right.enabled {
+  border-left-color: #8b743d;
 }
 
-.reveal .controls div.up {
-  border-bottom-color: #333333;
+.reveal .controls div.up,
+.reveal .controls div.up.enabled {
+  border-bottom-color: #8b743d;
 }
 
-.reveal .controls div.down {
-  border-top-color: #333333;
+.reveal .controls div.down,
+.reveal .controls div.down.enabled {
+  border-top-color: #8b743d;
 }
 
-.reveal .controls div.left.enabled {
+.reveal .controls div.left.enabled:hover {
   border-right-color: #c0a86e;
 }
 
-.reveal .controls div.right.enabled {
+.reveal .controls div.right.enabled:hover {
   border-left-color: #c0a86e;
 }
 
-.reveal .controls div.up.enabled {
+.reveal .controls div.up.enabled:hover {
   border-bottom-color: #c0a86e;
 }
 
-.reveal .controls div.down.enabled {
+.reveal .controls div.down.enabled:hover {
   border-top-color: #c0a86e;
 }
 

css/theme/default.css

@@ -110,35 +110,39 @@ body {
 /*********************************************
  * NAVIGATION CONTROLS
  *********************************************/
-.reveal .controls div.left {
-  border-right-color: #eeeeee;
+.reveal .controls div.left,
+.reveal .controls div.left.enabled {
+  border-right-color: #13daec;
 }
 
-.reveal .controls div.right {
-  border-left-color: #eeeeee;
+.reveal .controls div.right,
+.reveal .controls div.right.enabled {
+  border-left-color: #13daec;
 }
 
-.reveal .controls div.up {
-  border-bottom-color: #eeeeee;
+.reveal .controls div.up,
+.reveal .controls div.up.enabled {
+  border-bottom-color: #13daec;
 }
 
-.reveal .controls div.down {
-  border-top-color: #eeeeee;
+.reveal .controls div.down,
+.reveal .controls div.down.enabled {
+  border-top-color: #13daec;
 }
 
-.reveal .controls div.left.enabled {
+.reveal .controls div.left.enabled:hover {
   border-right-color: #71e9f4;
 }
 
-.reveal .controls div.right.enabled {
+.reveal .controls div.right.enabled:hover {
   border-left-color: #71e9f4;
 }
 
-.reveal .controls div.up.enabled {
+.reveal .controls div.up.enabled:hover {
   border-bottom-color: #71e9f4;
 }
 
-.reveal .controls div.down.enabled {
+.reveal .controls div.down.enabled:hover {
   border-top-color: #71e9f4;
 }
 

css/theme/serif.css

@@ -97,35 +97,39 @@ body {
 /*********************************************
  * NAVIGATION CONTROLS
  *********************************************/
-.reveal .controls div.left {
-  border-right-color: black;
+.reveal .controls div.left,
+.reveal .controls div.left.enabled {
+  border-right-color: #51483d;
 }
 
-.reveal .controls div.right {
-  border-left-color: black;
+.reveal .controls div.right,
+.reveal .controls div.right.enabled {
+  border-left-color: #51483d;
 }
 
-.reveal .controls div.up {
-  border-bottom-color: black;
+.reveal .controls div.up,
+.reveal .controls div.up.enabled {
+  border-bottom-color: #51483d;
 }
 
-.reveal .controls div.down {
-  border-top-color: black;
+.reveal .controls div.down,
+.reveal .controls div.down.enabled {
+  border-top-color: #51483d;
 }
 
-.reveal .controls div.left.enabled {
+.reveal .controls div.left.enabled:hover {
   border-right-color: #8b7c69;
 }
 
-.reveal .controls div.right.enabled {
+.reveal .controls div.right.enabled:hover {
   border-left-color: #8b7c69;
 }
 
-.reveal .controls div.up.enabled {
+.reveal .controls div.up.enabled:hover {
   border-bottom-color: #8b7c69;
 }
 
-.reveal .controls div.down.enabled {
+.reveal .controls div.down.enabled:hover {
   border-top-color: #8b7c69;
 }
 

css/theme/simple.css

@@ -99,35 +99,39 @@ body {
 /*********************************************
  * NAVIGATION CONTROLS
  *********************************************/
-.reveal .controls div.left {
-  border-right-color: black;
+.reveal .controls div.left,
+.reveal .controls div.left.enabled {
+  border-right-color: darkblue;
 }
 
-.reveal .controls div.right {
-  border-left-color: black;
+.reveal .controls div.right,
+.reveal .controls div.right.enabled {
+  border-left-color: darkblue;
 }
 
-.reveal .controls div.up {
-  border-bottom-color: black;
+.reveal .controls div.up,
+.reveal .controls div.up.enabled {
+  border-bottom-color: darkblue;
 }
 
-.reveal .controls div.down {
-  border-top-color: black;
+.reveal .controls div.down,
+.reveal .controls div.down.enabled {
+  border-top-color: darkblue;
 }
 
-.reveal .controls div.left.enabled {
+.reveal .controls div.left.enabled:hover {
   border-right-color: #0000f1;
 }
 
-.reveal .controls div.right.enabled {
+.reveal .controls div.right.enabled:hover {
   border-left-color: #0000f1;
 }
 
-.reveal .controls div.up.enabled {
+.reveal .controls div.up.enabled:hover {
   border-bottom-color: #0000f1;
 }
 
-.reveal .controls div.down.enabled {
+.reveal .controls div.down.enabled:hover {
   border-top-color: #0000f1;
 }
 

css/theme/sky.css

@@ -103,35 +103,39 @@ body {
 /*********************************************
  * NAVIGATION CONTROLS
  *********************************************/
-.reveal .controls div.left {
-  border-right-color: #333333;
+.reveal .controls div.left,
+.reveal .controls div.left.enabled {
+  border-right-color: #3b759e;
 }
 
-.reveal .controls div.right {
-  border-left-color: #333333;
+.reveal .controls div.right,
+.reveal .controls div.right.enabled {
+  border-left-color: #3b759e;
 }
 
-.reveal .controls div.up {
-  border-bottom-color: #333333;
+.reveal .controls div.up,
+.reveal .controls div.up.enabled {
+  border-bottom-color: #3b759e;
 }
 
-.reveal .controls div.down {
-  border-top-color: #333333;
+.reveal .controls div.down,
+.reveal .controls div.down.enabled {
+  border-top-color: #3b759e;
 }
 
-.reveal .controls div.left.enabled {
+.reveal .controls div.left.enabled:hover {
   border-right-color: #74a7cb;
 }
 
-.reveal .controls div.right.enabled {
+.reveal .controls div.right.enabled:hover {
   border-left-color: #74a7cb;
 }
 
-.reveal .controls div.up.enabled {
+.reveal .controls div.up.enabled:hover {
   border-bottom-color: #74a7cb;
 }
 
-.reveal .controls div.down.enabled {
+.reveal .controls div.down.enabled:hover {
   border-top-color: #74a7cb;
 }
 

css/theme/template/theme.scss

@@ -106,35 +106,39 @@ body {
  * NAVIGATION CONTROLS
  *********************************************/
 
-.reveal .controls div.left {
-	border-right-color: $mainColor;
+.reveal .controls div.left,
+.reveal .controls div.left.enabled {
+	border-right-color: $linkColor;
 }
 
-.reveal .controls div.right {
-	border-left-color: $mainColor;
+.reveal .controls div.right,
+.reveal .controls div.right.enabled {
+	border-left-color: $linkColor;
 }
 
-.reveal .controls div.up {
-	border-bottom-color: $mainColor;
+.reveal .controls div.up,
+.reveal .controls div.up.enabled {
+	border-bottom-color: $linkColor;
 }
 
-.reveal .controls div.down {
-	border-top-color: $mainColor;
+.reveal .controls div.down,
+.reveal .controls div.down.enabled {
+	border-top-color: $linkColor;
 }
 
-.reveal .controls div.left.enabled {
+.reveal .controls div.left.enabled:hover {
 	border-right-color: $linkColorHover;
 }
 
-.reveal .controls div.right.enabled {
+.reveal .controls div.right.enabled:hover {
 	border-left-color: $linkColorHover;
 }
 
-.reveal .controls div.up.enabled {
+.reveal .controls div.up.enabled:hover {
 	border-bottom-color: $linkColorHover;
 }
 
-.reveal .controls div.down.enabled {
+.reveal .controls div.down.enabled:hover {
 	border-top-color: $linkColorHover;
 }
 

js/reveal.min.js

@@ -9,10 +9,9 @@ var Reveal=(function(){var l=".reveal .slides>section",b=".reveal .slides>sectio
 function i(al){if((!n&&!T)){document.body.setAttribute("class","no-transforms");return;}t(R,al);d();V();}function P(){f.theme=document.querySelector("#theme");
 f.wrapper=document.querySelector(".reveal");if(!f.wrapper.querySelector(".progress")&&R.progress){var ao=document.createElement("div");ao.classList.add("progress");
 ao.innerHTML="<span></span>";f.wrapper.appendChild(ao);}if(!f.wrapper.querySelector(".controls")&&R.controls){var an=document.createElement("aside");an.classList.add("controls");
-an.innerHTML='<a class="left" href="#">&#x25C4;</a><a class="right" href="#">&#x25BA;</a><a class="up" href="#">&#x25B2;</a><a class="down" href="#">&#x25BC;</a>';
-f.wrapper.appendChild(an);}if(!f.wrapper.querySelector(".state-background")){var am=document.createElement("div");am.classList.add("state-background");
-f.wrapper.appendChild(am);}if(!f.wrapper.querySelector(".pause-overlay")){var al=document.createElement("div");al.classList.add("pause-overlay");f.wrapper.appendChild(al);
-}f.progress=document.querySelector(".reveal .progress");f.progressbar=document.querySelector(".reveal .progress span");if(R.controls){f.controls=document.querySelector(".reveal .controls");
+an.innerHTML='<div class="left"></div><div class="right"></div><div class="up"></div><div class="down"></div>';f.wrapper.appendChild(an);}if(!f.wrapper.querySelector(".state-background")){var am=document.createElement("div");
+am.classList.add("state-background");f.wrapper.appendChild(am);}if(!f.wrapper.querySelector(".pause-overlay")){var al=document.createElement("div");al.classList.add("pause-overlay");
+f.wrapper.appendChild(al);}f.progress=document.querySelector(".reveal .progress");f.progressbar=document.querySelector(".reveal .progress span");if(R.controls){f.controls=document.querySelector(".reveal .controls");
 f.controlsLeft=document.querySelector(".reveal .controls .left");f.controlsRight=document.querySelector(".reveal .controls .right");f.controlsUp=document.querySelector(".reveal .controls .up");
 f.controlsDown=document.querySelector(".reveal .controls .down");}}function d(){if(navigator.userAgent.match(/(iphone|ipod|android)/i)){document.documentElement.style.overflow="scroll";
 document.body.style.height="120%";window.addEventListener("load",ad,false);window.addEventListener("orientationchange",ad,false);}}function V(){var am=[],aq=[];