add 'fade-in-then-half-out' fragment style, 'current-visible' was renamed to 'fade-in-then-out'

README.md

@@ -761,7 +761,8 @@ The default fragment style is to start out invisible and fade in. This style can
 	<p class="fragment shrink">shrink</p>
 	<p class="fragment fade-out">fade-out</p>
 	<p class="fragment fade-up">fade-up (also down, left and right!)</p>
-	<p class="fragment current-visible">visible only once</p>
+	<p class="fragment fade-in-then-out">fades in, then out when we move to the next step</p>
+	<p class="fragment fade-in-then-half-out">fades in, then 50% out when we move to the next step</p>
 	<p class="fragment highlight-current-blue">blue only once</p>
 	<p class="fragment highlight-red">highlight-red</p>
 	<p class="fragment highlight-green">highlight-green</p>

css/reveal.css

@@ -127,13 +127,25 @@ body {
     -webkit-transform: translate(0, 0);
             transform: translate(0, 0); }
 
+.reveal .slides section .fragment.fade-in-then-out,
 .reveal .slides section .fragment.current-visible {
   opacity: 0;
   visibility: hidden; }
+  .reveal .slides section .fragment.fade-in-then-out.current-fragment,
   .reveal .slides section .fragment.current-visible.current-fragment {
     opacity: 1;
     visibility: inherit; }
 
+.reveal .slides section .fragment.fade-in-then-half-out {
+  opacity: 0;
+  visibility: hidden; }
+  .reveal .slides section .fragment.fade-in-then-half-out.visible {
+    opacity: 0.5;
+    visibility: inherit; }
+  .reveal .slides section .fragment.fade-in-then-half-out.current-fragment {
+    opacity: 1;
+    visibility: inherit; }
+
 .reveal .slides section .fragment.highlight-red,
 .reveal .slides section .fragment.highlight-current-red,
 .reveal .slides section .fragment.highlight-green,

css/reveal.scss

@@ -160,6 +160,7 @@ body {
 	}
 }
 
+.reveal .slides section .fragment.fade-in-then-out,
 .reveal .slides section .fragment.current-visible {
 	opacity: 0;
 	visibility: hidden;
@@ -170,6 +171,21 @@ body {
 	}
 }
 
+.reveal .slides section .fragment.fade-in-then-half-out {
+	opacity: 0;
+	visibility: hidden;
+
+	&.visible {
+		opacity: 0.5;
+		visibility: inherit;
+	}
+
+	&.current-fragment {
+		opacity: 1;
+		visibility: inherit;
+	}
+}
+
 .reveal .slides section .fragment.highlight-red,
 .reveal .slides section .fragment.highlight-current-red,
 .reveal .slides section .fragment.highlight-green,

demo.html

@@ -139,8 +139,14 @@
 						<p class="fragment grow">grow</p>
 						<p class="fragment shrink">shrink</p>
 						<p class="fragment fade-out">fade-out</p>
-						<p class="fragment fade-up">fade-up (also down, left and right!)</p>
-						<p class="fragment current-visible">current-visible</p>
+						<p>
+							<span style="display: inline-block;" class="fragment fade-right">fade-right, </span>
+							<span style="display: inline-block;" class="fragment fade-up">up, </span>
+							<span style="display: inline-block;" class="fragment fade-down">down, </span>
+							<span style="display: inline-block;" class="fragment fade-left">left</span>
+						</p>
+						<p class="fragment fade-in-then-out">fade-in-then-out</p>
+						<p class="fragment fade-in-then-half-out">fade-in-then-half-out</p>
 						<p>Highlight <span class="fragment highlight-red">red</span> <span class="fragment highlight-blue">blue</span> <span class="fragment highlight-green">green</span></p>
 					</section>
 				</section>