.top .nav .submission .nav_bg{background-color:#9C306F;}

.center_left .about_top{width:810px;height:24px;margin-top:25px;}
.center_left .about_top .about_title{width:116px;height:24px;line-height:24px;font-size:20px;font-weight:bold;color:#EC941C;float:left;}
.center_left .about_top .about_bg{width:690px;height:8px;float:right;background-image:url('http://image.conference123.net/conference/2017/icfsne/icfsne_stripe.png');margin-top:8px;}

.center_left_about{font-size: 12px;color:#222222;font-weight: bold;line-height: 24px;margin-top: 15px;}
.center_left_text{font-size: 12px;color:#222222;line-height: 20px;margin-top: 10px;margin-bottom: 10px;}
.ch{font-family: SimHei;font-size: 13px;}
.center_left_img2{float: left;margin-left: 15px;margin-top: 10px;}
.center_left_img3{float: left;margin-left: 10px;margin-top: 10px;}
.center_left_text2{font-size: 12px;font-weight: bold;line-height: 20px;margin-top: 15px;margin-bottom: 20px;}
.center_left_text3{font-family: SimHei;font-size: 13px;color:#222222;font-weight: bold;line-height: 20px;margin-top: 10px;}
.center_left_text4{font-family: SimHei;font-size: 13px;color:#222222;font-weight: bold;line-height: 20px;}
.center_left_text5{font-family: SimHei;font-size: 13px;color:#222222;font-weight: bold;line-height: 20px;margin-top: 15px;margin-bottom: 10px;}
.center_left_text6{font-family: SimHei;font-size: 13px;color:#222222;line-height: 20px;margin-top: 15px;margin-bottom: 10px;}