css3实现的图片翻转效果

@-webkit-keyframes transform-5 { 
	from{-webkit-transform:perspective(400px) rotateY(180deg);transform:perspective(400px) rotateY(180deg);} 
    to{-webkit-transform:perspective(400px) rotateY(0deg);transform:perspective(400px) rotateY(0deg);} 
}
@keyframes transform-5 { 
	from{-webkit-transform:perspective(400px) rotateY(180deg);transform:perspective(400px) rotateY(180deg);} 
    to{-webkit-transform:perspective(400px) rotateY(0deg);transform:perspective(400px) rotateY(0deg);} 
}