#portfolio_content{
	width: 100%;
	background: url(../img/beijing.png) no-repeat center;
	background-size: 100% 100%;
	margin-top: -4px;
	padding-top:100px;
	padding-bottom: 100px;
}
#portfolio_content >div{
	width: 1170px;
	margin: 0 auto;
	padding-left: 50px;
}
#portfolio_img{
	width: 840px;
	height: 560px;
	float: left;
}
#portfolio_imgMinmax{
	width: 234px;
	height: 334px;
	text-align: center;
	background-color:#fff;
	position: relative;
}
#portfolio_imgMin{
	width: 234px;
	height: 334px;
	text-align: center;
	background-color:#fff;
	position: absolute;
	z-index: 10000;
}
#portfolio_imgMin > img{
	width: 220px;
	height: 320px;
	margin:0 auto;
	margin-top:7px;
}
#portfolio_imgMax{
	width: 700px;
	height: 400px;
	background-color:#fff;
	position: relative;
	top:-200px;
	left:110px;
	text-align: center;
	z-index: 1;
}
#portfolio_imgMax >img{
	width: 686px;
	height: 386px;
	margin-top:7px;
}
#portfolio_jieshao{
	width: 330px;
	float: right;
	padding-top:135px;
	position: relative;
}
#portfolio_jieshaot{
	color:#fff;
	font-size: 24px;
	border-bottom: 3px solid #fff;
	width: auto;
	line-height: 30px;
	font-weight: bold;
}
#portfolio_jieshaoa{
	margin-top:15px;
	font-size: 13px;
	color:#fff;
	line-height: 22px;
}
#portfolio_jieshaob{
	color:#fff;
	margin-top:30px;
	height: 191px;
	font-size: 14px;
	position: relative;
}
#liji{
	width: 80px;
	height: 23px;
	background-color:#F32E63;
	font-size: 14px;
	color:#fff;
	border-radius: 12px;
	text-align: center;
	position: absolute;
	top:50px;
	left: 219px;
}
#portfolio_title{
	font-size:25px;
	color:#000;
	font-weight: bold;
	text-align: center;
}

.portfolio_float1{
	margin-top:0px;
	width: 415px;
	height: 270px;
	float: right;
	background-color:#fff;
}
.portfolio_float1 >img{
	width: 100%;
	height: 100%;
}
.portfolio_float2{
	font-size: 24px;
	font-weight: bold;
	line-height: 30px;
	margin-top:30px;
	text-align: center;
}
.portfolio_float3{
	margin-top:10px;
	padding: 20px;
	font-size: 12px;
	color: #444;
	line-height: 18px;
}