.development-div1 {
	position: relative;
	background-color: #f1f1f1;
	padding-top: 65px;
	height: 435px;
}
.development-div1 .title{
	font-size: 28px;
	color: #343434;
	text-align: center;
	
}
.development-div1 .content{
	position: relative;
	width: 1200px;
	margin: 0 auto;
	padding-top: 122px;
	overflow: hidden;
}
.development-div1 .content ul{
	white-space: nowrap;
	height: 200px;
	transition: all 0.3s;
}
.development-div1 .content li{
	display: inline-block;
	width: 240px;
	text-align: center;
}
.development-div1 .content li p{
	margin-top: 30px;
	font-size: 20px;
	color: #66666;
}
.development-div1 .content li .pic{
	position: relative;
	display: inline-block;
	width: 100px;
	height: 100px;
	border-radius: 50%;
	border: 1px dashed #a7c4d5;
	text-align: center;
	padding: 8px;
	box-sizing: border-box;
}
.development-div1 .content li.active .pic{
	/* transform-origin: left; */
	transform: scale(1.5);
}
.development-div1 .content li .pic img{
	width: 100%;
}
.development-div1 .left_btn,.development-div1 .right_btn{
	position: absolute;
	left: 126px;
	top: 50%;
	width: 50px;
	height: 50px;
	border-radius: 50%;
	background-color: white;
	box-shadow: 0px 0px 18px rgba(27,27,27,0.15);
	line-height: 50px;
	text-align: center;
	cursor: pointer;
}
.development-div1 .left_btn img,.development-div1 .right_btn img{
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
}
.development-div1 .left_btn img.hide,.development-div1 .right_btn img.hide{
	display: none;
}
.development-div1 .right_btn {
	left: auto;
	right: 126px;
	transform: rotate(180deg);
}
.development-div1 .left_btn:hover,.development-div1 .right_btn:hover{
	background-color: #cdcdcd;
}
.development-div1 .left_btn:hover img,.development-div1 .right_btn:hover img{
	display: none;
}
.development-div1 .left_btn:hover .hide,.development-div1 .right_btn:hover .hide{
	display: block;
}
.development-div2{
	padding-top: 50px;
	padding-bottom: 105px;
}
.development-div2 .title{
	font-size: 28px;
	color: #343434;
	text-align: center;
	margin-bottom: 30px;
}
.development-div2 .content{
	width: 1200px;
	margin: 0 auto;
}
.development-div2 .content ul{
	display: table;
}
.development-div2 .content ul li{
	float: left;
	width: 380px;
	border-radius: 0px 5px 0px 0px;
	margin-bottom: 40px;
}
.development-div2 .content ul li img{
	width: 100%;
}
.development-div2 .content ul li:nth-child(2){
	margin: 0 30px;
}
.development-div2 .content ul li p{
	/*height: 50px;
	line-height: 50px;*/
	color: #666666;
	font-size: 20px;
	text-align: center;
	box-shadow:  5px 9px 15px rgba(27,27,27,0.11);
	border-radius: 0px 0px 12px 12px;
	padding: 0 0 8px 0;
}
@media screen and (max-width:768px) {
	.development-div1 .content{
		width: 80%;
		padding-top: 47px;
	}
	.development-div1 .content li{
		width: 33%;
	}
	.development-div1 .content li .pic{
		width: 50px;
		height: 50px;
	}
	.development-div1 .left_btn, .development-div1 .right_btn{
		left: 10px;
		width: 30px;
		height: 30px;
	}
	.development-div1 .right_btn{
		left: auto;
		right: 10px;
	}
	.development-div1 .content ul{
		height: 123px;
	}
	.development-div1{
		height: 263px;
	}
	.development-div2 .content{
		padding: 0 10px;
		width: 100%;
		box-sizing: border-box;
	}
	.development-div2 .content ul li{
		width: 100%;
	}
	.development-div2 .content li img{
		width: 100%;
	}
	.development-div2 .content ul li:nth-child(2){
		margin-left: 0;
		margin-right: 0;
	}
	.development-div2 .content ul{
		width: 100%;
	}
}