.experiment{
width:400px;
height:200px;
background-color:#0fc;
border:2px solid #000;
margin:100px 400px;
animation:change 4s linear .5s both;
}
.page{perspective:1000px;perspective-origin:200px 200px;}
@keyframes change{
100%{transform:rotateY(-180deg);transform-origin:left;}
}
其实火狐只需要这样就可以3D了
