.contain{
	height: auto;
}
.scientific_main{
	height: auto;
	width: 1100px;
	margin: 50px auto;
	font-size: 0;
}
 .main_ul{
	width: -moz-fit-content;
	width: fit-content;
	height: 170px;
	margin-top:80px;
} 
.main_li{
	width:210px;
	height: 170px;
	list-style: none;
	display: inline-block;
	flex-direction: row;
	flex-wrap: wrap;
	cursor: pointer;
	margin-left: 5px;
	margin-right: 5px;
	margin-top:10px;	
}

.main_li a img{
	width: 100%;
	height: 100%;
	margin: auto;
}
.middle{
	width:1100px;
	height:800px;
	margin: 0px auto;
}
.middle_left{
	width: 850px;
	height:800px;
	float: left;
}
.middle_right{
	width:250px;
	height:800px;
	float: right;
	/* background-color: coral; */
}
.left_top{
	width: 850px;
	height:400px;
}
.left_bottom{
	width: 850px;
	height:400px;
}
.left_top_left{
	width: 425px;
	height:400px;
	float: left;
	/* background-color: #9EAEDB; */
}
.left_top_right{
	width: 425px;
	height:400px;
	float: right;
	/* background-color: blanchedalmond; */
}
.left_bottom_left{
	width: 425px;
	height:400px;
	float: left;
	/* background-color: blanchedalmond; */
}
.left_bottom_right{
	width: 425px;
	height:400px;
	float: right;
	/* background-color: #9EAEDB; */
}
.title{
	font-size: 20px;
	margin-left: 20px;
	margin-top: 10px;
	float: left;
}
.red{
	background-color: darkred;
	height:2px;
	width: 90px;
	float: left;
 	margin-top: 40px;
	margin-left: -85px; 
}
.blue{
	background-color:#ab2a84;
	height:2px;
	width:285px;
	float: right;
	margin-top: 40px;
	margin-right: 15px;
}
.top_left_content{
	height: 260px;
	width: 100%;
	margin-top: 40px;
}
.content{
	font-size: 16px;
	line-height:2.5;
	padding: 15px 20px;
}
.time{
	color: gray;
	float: left;
	margin-left: 20px;
        margin-right:20px;
}
.li_content{
	width:400px;	
	line-height: 2.5;
}
.content_right{
	width: 70%;
	float: right;
	display: inline-block;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
.top_right_ul{
	width: 400px;
	font-size: 16px;
	padding-top: 15px;
}
.last_more{
	float: right;
	margin-right:35px;
	color: orangered;
	font-size: 10px;
	font-weight: bold;
	margin-top: 5px;
}
.bottom_left_li{
        list-style:none;
       
}
.bottom_left_li a{
	margin-left: 20px;
	/*line-height: 2.5;*/
	width: 96%;
	display: inline-block;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
/*.bottom_left_content{
	margin-left: 20px;
	line-height: 2.5;
	width: 96%;
	display: inline-block;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}*/
.middle_content_box{
	height:800px;
	width:220px;
	margin:60px auto;
}
.middle_img{
	width: 220px;
	height:150px;
	margin-top: 20px;
}
.middle_content{
	text-align: center;
	margin: 5px auto;
	font-size: 25px;
	margin-top: 10px;
	
}

.location{
	display:inline-block;
	width: 1100px;
	height: 40px;
	line-height: 40px;
	background-color: #efefef;
	margin-top: 20px;
	padding-left: 10px;
	border-radius: 5px;
}
.location a{
	color: #7F7F7F;
	font-size: 15px;
}
.location a:hover{color:#ff5500;}
.location span{
	color: #7F7F7F;
	font-size: 20px;
}