h1{
	width: 100%;
	text-align: center;
	font-size: 60px;
	font-weight: bold;
	margin-top: 1em;
}
.dev-nav{
	position: relative;
	float: left;
	width: 90%;
	min-height: 2em;
	padding: 60px 3.75%;
	margin: 0 5%;
}
.dev-nav:before{
	content: ' ';
	position: absolute;
	top: 50%;
	left: 0;
	margin-top: -1px;
	width: 100%;
	height: 1px;
	background: #f8f8f8;
	
}

.dev-nav > li{
	position: relative;
	float: left;
	font-size: 20px;
	width: 20%;
	min-height: 3em;
	margin: 0 2%;
	display: inline-block;
	color: #666;
	border: 2px solid #f8f8f8;
	z-index: 100;
	text-align: center;
	background: #fff;
	
}
.dev-nav > li.active{
	color: #0166ff;
	border: 2px solid #0166ff;
}
.dev-nav > li:before,
.dev-nav > li:after{
	content: ' ';
	position: absolute;
	top: 50%;
	left: 0;
	width: 12px;
	height: 12px;
	margin: -6px 0 0 -7px;
	background: #f8f8f8;
	border: 2px solid #fff;
	border-radius: 100%;
}
.dev-nav > li:hover{
	border: 2px solid #55c1f0;
}
.dev-nav > li:hover:before,
.dev-nav > li:hover:after{
	background: #55c1f0;
}
.dev-nav > li:after{
	left: 100%;
	margin-left: -6px;
}

.dev-nav > li.active:before,
.dev-nav > li.active:after{
	background: #0166ff;
}

.dev-nav > li span{
	font-size: 1.2em;
	line-height: 2em;
}
.dev-nav > li span{
	line-height: 2em;
}

.dev-item-box{
	position: relative;
	float: left;
	width: 100%;
	min-height: 100px;
	margin: 2em 0;
}
.dev-item-box li{
	display: none;
}
.dev-item-box *{
	display: block;
}
.dev-item-box:before{
	content: ' ';
	position: absolute;
	top: 0;
	left: 50%;
	margin-left: -1px;
	width: 2px;
	height: 100%;
	background: #f8f8f8;
}
.dev-item,
.dev-item-left,
.dev-item-right{
	position: relative;
	float: left;
	width: 50%;
	min-height: 3em;
	font-size: 18px;
	text-align: right;
	line-height: 2em;
	margin-bottom: 8%;
}
.dev-item{
	width: 100%;
	text-align: left;
}
.dev-item>div,
.dev-item-left>div,
.dev-item-right>div{
	position: relative;
	float: inherit;
	width: 90%;
	padding: 2em;
	background: #f8f8f8;
}
.dev-item>div{
	width: 100%;
}
.dev-item-right{
	float: right;
	text-align: left;
	margin-top: 2em;
	margin-bottom: 0;
}
.dev-item-left>div:before,
.dev-item-right>div:before{
	content: ' ';
	position: absolute;
	top: 1em;
	left: 100%;
	width: 1em;
	height: 1em;
	border-bottom: 1em solid #fff;
	border-top: 1em solid #fff;
	border-left: 1.2em solid transparent;
	background: inherit;
}
.dev-item-right>div:before{
	left: auto;
	right: 100%;
	border-left: none;
	border-right: 1.2em solid transparent;
}

.dev-item-left:after,
.dev-item-right:after{
	content: ' ';
	position: absolute;
	top: 1.5em;
	right: -0.5em;
	width: 1em;
	height: 1em;
	border: 0.3em solid #0166ff;
	border-radius: 100%;
	background: #f8f8f8;
}
.dev-item-right:after{
	left: -0.5em;
	right: auto;
}
.dev-item span,
.dev-item-left span,
.dev-item-right span{
	font-size: 2em;
	color: #0066cc;
	line-height: 2em;
	margin: 0;
}

.dev-item-left,
.dev-item-left p,
.dev-item-right p{
	display: block;
	line-height: 2em;
	margin-bottom: 2em;
}
.dev-item span,
.dev-item-left img,
.dev-item-right img{
	width: 100%;
	border-radius: 3px;
}