.for-bb-bookblock {
	max-width: 1110px;
	margin: 20px auto;
}

.for-bb-bookblock.loading:before {
	content: '';
	position: absolute;
	z-index: 10;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	background: url('../img/loader-big.gif') center no-repeat #f7f7f7;
}

.bb-bookblock {
	position: relative;
	z-index: 1;
	width: 100%;
	padding-bottom: 45.4%;
	-webkit-perspective: 1300px;
	perspective: 1300px;
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
	box-shadow: 0 0 20px 3px rgba(0, 0, 0, .15);
}

.bb-bookblock img {
	width: 100%;
}

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

.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-horizontal .bb-content {
	height: 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-horizontal .bb-back {
	-webkit-transform: rotateX(-180deg);
	transform: rotateX(-180deg);
}

.bb-outer {
	width: 100%;
	overflow: hidden;
	z-index: 999;
}

.bb-overlay, .bb-flipoverlay {
	background-color: rgba(0, 0, 0, 0.7);
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	opacity: 0;
}

.bb-flipoverlay {
	background-color: rgba(0, 0, 0, 0.2);
}

.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);
}


/* Content display */

.bb-content {
	background: transparent;
}

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

.bb-horizontal .bb-front .bb-content {
	top: -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-horizontal .bb-flip-next, .bb-horizontal .bb-flip-initial {
	-webkit-transform: rotateX(180deg);
	transform: rotateX(180deg);
}

.bb-horizontal .bb-flip-prev {
	-webkit-transform: rotateX(0deg);
	transform: rotateX(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);
}

.bb-horizontal .bb-flip-next-end {
	-webkit-transform: rotateX(15deg);
	transform: rotateX(15deg);
}

.bb-horizontal .bb-flip-prev-end {
	-webkit-transform: rotateX(165deg);
	transform: rotateX(165deg);
}

.bb-item {
	background-repeat: no-repeat;
	background-position: center;
	background-size: cover;
	position: absolute;
	display: none;
	height: 100%;
	width: 100%;
	left: 0;
	top: 0;
}

.bb-item a {
	background-repeat: no-repeat;
	background-position: center;
	background-size: cover;
	display: block;
	margin: 0 auto;
	height: 100%;
	width: 100%;
}


/* No JS */

.no-js .bb-bookblock, .no-js ul.bb-custom-grid li {
	width: auto;
	height: auto;
}

.no-js .bb-item {
	display: block;
	position: relative;
}

.bb-bookblock-nav {
	margin-bottom: 10px;
	text-align: center;
}

.bb-bookblock-nav + .bb-bookblock-nav {
	padding-left: 71px;
}

.bb-bookblock-nav .pdf {
	border: 1px solid #e08f40!important;
	color: #e08f40!important;
	background: transparent;
	margin: 7px 15px 0 0;
	border-radius: 20px;
	padding: 5px 10px;
}

.bb-bookblock-nav .pdf:before {
	margin-right: 5px;
	float: left;
}

.bb-bookblock-nav .pdf:hover {
	color: #ffffff!important;
	background: #e08f40;
}

.bb-bookblock-nav a {
	color: #ffffff!important;
	vertical-align: middle;
	display: inline-block;
	background: #e08f40;
	border-radius: 50%;
	font-size: 86.667%;
	line-height: 1;
	margin: 0 4px;
	padding: 8px;
}

.bb-bookblock-nav a:before {
	display: block;
	height: 13px;
	width: 14px;
}

.bb-bookblock-nav a.prev:before {
	margin: 0;
}

.bb-bookblock-nav a.next:before {
	margin: 0 -1px 0 1px;
}

.bb-bookblock-nav a.big {
	font-size: 113.3334%;
	padding: 11px;
}

.bb-bookblock-nav a.big:before {
	display: block;
	height: 17px;
	width: 18px;
}