基于javascripthtml5实现3D翻书特效_javascript技巧

 
 
 
 
 
 
 
 
 
 
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.book {
 width: 300px;
 height: 300px;
 margin-top: -150px;
 position: absolute;
 left: 50%;
 top: 50%;
 -webkit-transform: rotateX(60deg);
 -moz-transform: rotateX(60deg);
 -ms-transform: rotateX(60deg);
 -o-transform: rotateX(60deg);
 transform: rotateX(60deg);
 -webkit-user-select: none;
 -moz-user-select: none;
 -ms-user-select: none;
 -o-user-select: none;
 user-select: none;
}
.page {
 width: 300px;
 height: 300px;
 padding: 1em;
 position: absolute;
 left: 0;
 top: 0;
 text-indent: 2em;
}
.front {
 background-color: #d93e2b;
}
.back {
 background-color: #fff;
}
.front-cover {
 cursor: move;
 -webkit-transform-origin: 0 50%;
 -moz-transform-origin: 0 50%;
 -ms-transform-origin: 0 50%;
 -o-transform-origin: 0 50%;
 transform-origin: 0 50%;
 -webkit-transform: rotateY(0deg);
 -moz-transform: rotateY(0deg);
 -ms-transform: rotateY(0deg);
 -o-transform: rotateY(0deg);
 transform: rotateY(0deg);
}
.front-cover .back {
 background-image: url(mdn.png);
 background-repeat: no-repeat;
 background-position: 50% 50%;
 -webkit-transform: translateZ(3px);
 -moz-transform: translateZ(3px);
 -ms-transform: translateZ(3px);
 -o-transform: translateZ(3px);
 transform: translateZ(3px);
}
.back-cover .back {
 -webkit-transform: translateZ(-3px);
 -moz-transform: translateZ(-3px);
 -ms-transform: translateZ(-3px);
 -o-transform: translateZ(-3px);
 transform: translateZ(-3px); 
}
.p3d {
 -webkit-transform-style: preserve-3d;
 -moz-transform-style: preserve-3d;
 -ms-transform-style: preserve-3d;
 -o-transform-style: preserve-3d;
 transform-style: preserve-3d;
}
.flip {
 -webkit-transform: rotateY(180deg);
 -moz-transform: rotateY(180deg);
 -ms-transform: rotateY(180deg);
 -o-transform: rotateY(180deg);
 transform: rotateY(180deg);
}
.dino,
.shadow {
 width: 196px;
 height: 132px;
 position: absolute;
 left: 60px;
 top: 60px;
 -webkit-transform-origin: 0 100%;
 -moz-transform-origin: 0 100%;
 -ms-transform-origin: 0 100%;
 -o-transform-origin: 0 100%;
 transform-origin: 0 100%;
}
.dino {
 background: url(dino.png) no-repeat;

}
.shadow {
 background: url(shadow.png) no-repeat;
}