.anim_book {
	position: relative;
	width: 135px; 
	height: 100px;
	-webkit-perspective: 1000px;
	-moz-perspective: 1000px;
	perspective: 1000px;
	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	transform-style: preserve-3d;
}


/* reverse */
.hardcover_front li:last-child {
	background: #fffbec;
}

/* HARDCOVER BACK */
.hardcover_back li:first-child {
	background: #fffbec;
}

/* reverse */
.hardcover_back li:last-child {
	background: #fffbec;
}

.book_spine li:first-child {
	background: #eee;
}
.book_spine li:last-child {
	background: #333;
}


.hardcover_front {
	-webkit-transform: rotateY(-34deg) translateZ(8px);
	-moz-transform: rotateY(-34deg) translateZ(8px);
	transform: rotateY(-34deg) translateZ(8px);
	z-index: 100;
}

.hardcover_back {
	-webkit-transform: rotateY(-15deg) translateZ(-8px);
	-moz-transform: rotateY(-15deg) translateZ(-8px);
	transform: rotateY(-15deg) translateZ(-8px);
}

.page li:nth-child(1) {
	-webkit-transform: rotateY(-28deg);
	-moz-transform: rotateY(-28deg);
	transform: rotateY(-28deg);
}

.page li:nth-child(2) {
	-webkit-transform: rotateY(-30deg);
	-moz-transform: rotateY(-30deg);
	transform: rotateY(-30deg);
}

.page li:nth-child(3) {
	-webkit-transform: rotateY(-32deg);
	-moz-transform: rotateY(-32deg);
	transform: rotateY(-32deg);
}

.page li:nth-child(4) {
	-webkit-transform: rotateY(-34deg);
	-moz-transform: rotateY(-34deg);
	transform: rotateY(-34deg);
}

.page li:nth-child(5) {
	-webkit-transform: rotateY(-36deg);
	-moz-transform: rotateY(-36deg);
	transform: rotateY(-36deg);
}

/*
	4. position, transform & transition
*/

.hardcover_front,
.hardcover_back,
.book_spine,
.hardcover_front li,
.hardcover_back li,
.book_spine li {
	position: absolute;
	top: 0;
	left: 0;

	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	transform-style: preserve-3d;
}


.hardcover_front,
.hardcover_back {
	-webkit-transform-origin: 25% 100%;
	-moz-transform-origin: 25% 100%;
	transform-origin: 25% 100%;
}

.hardcover_front {
	-webkit-transition: all 0.8s ease, z-index 0.6s;
	-moz-transition: all 0.8s ease, z-index 0.6s;
	transition: all 0.8s ease, z-index 0.6s;
}

/* HARDCOVER front */
.hardcover_front li:first-child {
	cursor: default;
	-webkit-user-select: none;
	-moz-user-select: none;
	user-select: none;
	-webkit-transform: translateZ(2px);
	-moz-transform: translateZ(2px);
	transform: translateZ(2px);
}

.hardcover_front li:last-child {
	-webkit-transform: rotateY(180deg) translateZ(2px);
	-moz-transform: rotateY(180deg) translateZ(2px);
	transform: rotateY(180deg) translateZ(2px);
}

/* HARDCOVER back */
.hardcover_back li:first-child {
	-webkit-transform: translateZ(2px);
	-moz-transform: translateZ(2px);
	transform: translateZ(2px);
}

.hardcover_back li:last-child {
	-webkit-transform: translateZ(-2px);
	-moz-transform: translateZ(-2px);
	transform: translateZ(-2px);
}

/* thickness of cover */


/* HARDCOVER front */

.hardcover_front li:first-child:after,
.hardcover_front li:first-child:before {
	width: 4px;
	height: 100%;
}

.hardcover_front li:first-child:after {
	-webkit-transform: rotateY(90deg) translateZ(-2px) translateX(2px);
	-moz-transform: rotateY(90deg) translateZ(-2px) translateX(2px);
	transform: rotateY(90deg) translateZ(-2px) translateX(2px);
}

.hardcover_front li:first-child:before {
	-webkit-transform: rotateY(90deg) translateZ(158px) translateX(2px);
	-moz-transform: rotateY(90deg) translateZ(158px) translateX(2px);
	transform: rotateY(90deg) translateZ(158px) translateX(2px);
}

.hardcover_front li:last-child:after,
.hardcover_front li:last-child:before {
	width: 4px;
	height: 160px;
}



.hardcover_front li:last-child:after {
	-webkit-transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(-2px) translateY(-78px);
	-moz-transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(-2px) translateY(-78px);
	transform: rotateX(90deg) rotateZ(90deg) translateZ(80px) translateX(-2px) translateY(-78px);
}


.hardcover_front li:last-child:before {
	box-shadow: 0px 0px 30px 5px #333;
	-webkit-transform: rotateX(90deg) rotateZ(90deg) translateZ(-153px) translateX(-2px) translateY(-78px);
	-moz-transform: rotateX(90deg) rotateZ(90deg) translateZ(-153px) translateX(-2px) translateY(-78px);
	transform: rotateX(90deg) rotateZ(90deg) translateZ(-153px) translateX(-2px) translateY(-78px);
}



/* BOOK SPINE */

.book_spine {
	-webkit-transform: rotateY(60deg) translateX(-5px) translateZ(-12px);
	-moz-transform: rotateY(60deg) translateX(-5px) translateZ(-12px);
	transform: rotateY(60deg) translateX(-5px) translateZ(-12px);
	width: 16px;
	z-index: 0;
}


.page,
.page > li {
	position: absolute;
	top: 0;
	left: 0;
	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	transform-style: preserve-3d;
}


.page {
	width: 100%;
	height: 98%;
	top: 1%;
	left: 3%;
	z-index: 10;
}


.page > li {
	width: 100%;
	height: 100%;
	-webkit-transform-origin: left center;
	-moz-transform-origin: left center;
	transform-origin: left center;
	-webkit-transition-property: transform;
	-moz-transition-property: transform;
	transition-property: transform;
	-webkit-transition-timing-function: ease;
	-moz-transition-timing-function: ease;
	transition-timing-function: ease;
}

.page > li:nth-child(1) {
	-webkit-transition-duration: 0.6s;
	-moz-transition-duration: 0.6s;
	transition-duration: 0.6s;
}

.page > li:nth-child(2) {
	-webkit-transition-duration: 0.6s;
	-moz-transition-duration: 0.6s;
	transition-duration: 0.6s;
}

.page > li:nth-child(3) {
	-webkit-transition-duration: 0.4s;
	-moz-transition-duration: 0.4s;
	transition-duration: 0.4s;
}

.page > li:nth-child(4) {
	-webkit-transition-duration: 0.5s;
	-moz-transition-duration: 0.5s;
	transition-duration: 0.5s;
}

.page > li:nth-child(5) {
	-webkit-transition-duration: 0.6s;
	-moz-transition-duration: 0.6s;
	transition-duration: 0.6s;
}


/*	5. events*/


.anim_book:hover > .hardcover_front {
	-webkit-transform: rotateY(-145deg) translateZ(0);
	-moz-transform: rotateY(-145deg) translateZ(0);
	transform: rotateY(-145deg) translateZ(0);
	z-index: 0;
}

.anim_book:hover > .page li:nth-child(1) {
	-webkit-transform: rotateY(-30deg);
	-moz-transform: rotateY(-30deg);
	transform: rotateY(-30deg);
	-webkit-transition-duration: 1.5s;
	-moz-transition-duration: 1.5s;
	transition-duration: 3.5s;
}

.anim_book:hover > .page li:nth-child(2) {
	-webkit-transform: rotateY(-35deg);
	-moz-transform: rotateY(-35deg);
	transform: rotateY(-35deg);
	-webkit-transition-duration: 1.8s;
	-moz-transition-duration: 1.8s;
	transition-duration: 3.8s;
}

.anim_book:hover > .page li:nth-child(3) {
	-webkit-transform: rotateY(-118deg);
	-moz-transform: rotateY(-118deg);
	transform: rotateY(-118deg);
	-webkit-transition-duration: 1.6s;
	-moz-transition-duration: 1.6s;
	transition-duration: 3.6s;
}

.anim_book:hover > .page li:nth-child(4) {
	-webkit-transform: rotateY(-130deg);
	-moz-transform: rotateY(-130deg);
	transform: rotateY(-130deg);
	-webkit-transition-duration: 1.4s;
	-moz-transition-duration: 1.4s;
	transition-duration: 3.4s;
}

.anim_book:hover > .page li:nth-child(5) {
	-webkit-transform: rotateY(-140deg);
	-moz-transform: rotateY(-140deg);
	transform: rotateY(-140deg);
	-webkit-transition-duration: 1.2s;
	-moz-transition-duration: 1.2s;
	transition-duration: 4.2s;
}

	.anim_book {
		margin: 0 auto;
	}