.container {
	width: 100%;
	height: 100%;
	padding: 200px 0;
	background: url(../images/design_bg.jpg) no-repeat center;
}
.bb-custom-wrapper {
	width: 1280px;
	height: 525px;
	position: relative;
	margin: 0 auto;
	
}

.bb-custom-wrapper .bb-bookblock {
	width: 100%;
	height: 100%;
	-webkit-perspective: 2000px;
	-moz-perspective: 2000px;
	perspective: 2000px;
}

.bb-custom-side {
	width: 50%;
	float: left;
	height: 100%;
	overflow: hidden;
	/* Centering with flexbox */
	display: -webkit-box;
	display: -moz-box;
	display: -webkit-flex;
	display: flex;
	-webkit-flex-direction: row;
	flex-direction: row;
	-webkit-flex-wrap: wrap;
	flex-wrap: wrap;
	-webkit-box-pack: center;
	-moz-box-pack: center;
	-webkit-justify-content: center;
	justify-content: center;
	-webkit-box-align: center;
	-moz-box-align: center;
	-webkit-align-items: center;
	align-items: center;
}
.bb-custom-side > img{width:600px;height: 485px}
.bb-item .bb-custom-side:nth-child(1){border-right: 1px solid #f5f5f5}
.bb-custom-firstpage h1 {
	font-size: 60px;
	font-weight: 300;
}

.bb-custom-firstpage {
	text-align: center;
	padding-top: 218px;
	width: 50%;
	float: left;
	height: 100%;
	background-color: #f5f5f5
}


.bb-custom-wrapper > nav {
	width: 100%;
	height: 40px;
	margin: 40px auto 0;
	bottom: 20px;
	z-index: 1000;
	text-align: center;
}

.bb-custom-wrapper > nav a {
	display: inline-block;
	width:40px;
	height: 40px;
	text-align: center;
	border-radius: 2px;
	background-color: #113e9a;
	color: #fff;
	font-size: 0;
	margin: 8px;
}
.bb-custom-icon-first{background: url(../images/icon_bg.png) no-repeat -120px -312px;}
.bb-custom-icon-arrow-left{background: url(../images/icon_bg.png) no-repeat 0 -312px;}
.bb-custom-icon-arrow-right{background: url(../images/icon_bg.png) no-repeat -40px -312px;}
.bb-custom-icon-last{background: url(../images/icon_bg.png) no-repeat -160px -312px;}

.design_close{background: url(../images/icon_bg.png) no-repeat -80px -312px;width: 32px;height: 36px;position: absolute;top: -100px;right: -30px;transition: all 5s}
.design_close:hover{-webkit-transform: rotate(360deg);
    animation: rotation 2s linear infinite;
    -moz-animation: rotation 2s linear infinite;
    -webkit-animation: rotation 2s linear infinite;
    -o-animation: rotation 2s linear infinite;}
@-webkit-keyframes rotation{
    from {-webkit-transform: rotate(0deg);}
    to {-webkit-transform: rotate(360deg);}
}