.bb-custom-wrapper{
	width:900px;
	height:700px;
}
.bb-bookblock {
	/*width: 860px;
	height: 578px;*/
	margin: 0 auto;
	position: relative;
	z-index: 1;
	-webkit-perspective: 1300px;
	perspective: 1300px;
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
	background-image:url(../img/story/story_back.png);
	margin-top:60px;
}
.bb-bookblock2 {
	width: 860px;
	height: 624px;
	margin: 0 auto;
	position: relative;
	z-index: 1;
	-webkit-perspective: 1300px;
	perspective: 1300px;
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
	margin-top:55px;
}
.bb-bookblock .bb-item2 {
	background:#f9dbe8;
	background-image:url(../img/story/story_cover_back.png);
}
.bb-bookblock .bb-item3 {
	background:#f9dbe8;
	background-image:url(../img/story/story_cover_ura_back.png);
}	
	
.bb-page {
	position: absolute;
	-webkit-transform-style: preserve-3d;
	transform-style: preserve-3d;
	-webkit-transition-property: -webkit-transform;
	transition-property: transform;
}

.bb-vertical .bb-page {
	width: 50%;
	height: 100%;
	left: 50%;
	-webkit-transform-origin: left center;
	transform-origin: left center;
}


.bb-page > div,
.bb-outer,
.bb-content,
.bb-inner {
	position: absolute;
	height: 100%;
	width: 100%;
	top: 0;
	left: 0;
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
}

.bb-vertical .bb-content {
	width: 200%;
}


.bb-page > div {
	width: 100%;
	-webkit-transform-style: preserve-3d;
	transform-style: preserve-3d;
}

.bb-vertical .bb-back {
	-webkit-transform: rotateY(-180deg);
	transform: rotateY(-180deg);
}


.bb-outer {
	width: 100%;
	overflow: hidden;
	z-index: 999;
	z-index: 1;
}
 
.bb-overlay, 
.bb-flipoverlay {
	background-color: rgba(0, 0, 0, 0.7);
	position: absolute;
	top: 0px;
	left: 0px;
	width: 100%;
	height: 100%;
	opacity: 0;
}


.bb-bookblock.bb-vertical > div.bb-page:first-child,
.bb-bookblock.bb-vertical > div.bb-page:first-child .bb-back {
	-webkit-transform: rotateY(180deg);
	transform: rotateY(180deg);
}

.bb-bookblock.bb-horizontal > div.bb-page:first-child,
.bb-bookblock.bb-horizontal > div.bb-page:first-child .bb-back {
	-webkit-transform: rotateX(180deg);
	transform: rotateX(180deg);
}

.bb-vertical .bb-front .bb-content {
	left: -100%;
}


/* Flipping classes */
.bb-vertical .bb-flip-next,
.bb-vertical .bb-flip-initial {
	-webkit-transform: rotateY(-180deg);
	transform: rotateY(-180deg);
}

.bb-vertical .bb-flip-prev {
	-webkit-transform: rotateY(0deg);
	transform: rotateY(0deg);
}


.bb-vertical .bb-flip-next-end {
	-webkit-transform: rotateY(-15deg);
	transform: rotateY(-15deg);
}
.bb-vertical .bb-flip-prev-end {
	-webkit-transform: rotateY(-165deg);
	transform: rotateY(-165deg);
}
.box {
	float: left;
}

.boxContainer {
	overflow: hidden;
}

/* clearfix */
.boxContainer:before,
.boxContainer:after {
    content: "";
    display: table;
}
 
.boxContainer:after {
    clear: both;
}
 
/* For IE 6/7 (trigger hasLayout) */
.boxContainer {
    zoom: 1;
}

.nav-icon{
	margin-top:30%;
}
@media screen and (min-width: 900px) {
.bb-custom-wrapper{
	width:100%;
}
.bb-bookblock{
	width: 89%;
	height: 90%;
	background-image:url(../img/story/story_back.png);
	background-size:100%;
	background-repeat: no-repeat;
}
.bb-bookblock2{
	width: 100%;
	z-index:1;
	/*height: 80%;*/
}
.story_buttun{
	position: relative;
	z-index:100;
}
}
@media screen and (max-width: 900px) {
.bb-custom-wrapper{
	width:100%;
}
.bb-bookblock{
	width: 80%;
	height: 70%;
	background-image:url(../img/story/story_back.png);
	background-size:100%;
	background-repeat: no-repeat;
}
.bb-bookblock2{
	width: 100%;
	/*height: 50%;*/
}
/*.story_buttun{
	position: relative; 
	margin-top:-20%; 
	z-index:100;
}*/
}
@media screen and (max-width: 800px) {
.story_buttun{
	position: relative; 
	margin-top:-35%; 
	z-index:100;
}
}

}
@media screen and (max-width: 700px) {
	.story_buttun{
	position: relative; 
	margin-top:-40%; 
	z-index:100;
}
}

@media screen and (max-width: 600px) {
	.story_buttun{
	position: relative; 
	margin-top:-60%; 
	z-index:100;
}
}
@media screen and (max-width: 550px) {
	.story_buttun{
	position: relative; 
	margin-top:-65%; 
	z-index:100;
}
}
@media screen and (max-width: 500px) {
.story_buttun{
	position: relative; 
	margin-top:-70%; 
	z-index:100;
}
}