Merge pull request meyerweb#3 from estelle/patch-3

remove prefixing

Author: meyerweb

18-animations/ball_animation_delay_negative.html

@@ -19,21 +19,8 @@
 		transform: translateY(500px);
 	}
 }
-@-webkit-keyframes bounce {
-	from {
-		transform: translateY(0);
-	}
-	to {
-		transform: translateY(500px);
-	}
-}
 </style>
 <style contenteditable id="editme">.ball {
-	-webkit-animation-name: bounce;
-	-webkit-animation-duration: 2000ms;
-	-webkit-animation-delay: -8000ms;
-	-webkit-animation-iteration-count: 10;
-	-webkit-animation-direction: alternate;
 	animation-name: bounce;
 	animation-duration: 2000ms;
 	animation-delay: -8000ms;