.about_back_btn{
	width:54px;
	height:27px;
	background-image:url(../img/back.png);
	background-size:54px 27px;
	float:left;
	position:absolute;
	left:7px;
	top:8px;}

	
.about_bgr{
	width:100%;
	height:504px;
	background-color:#FFFFFF
	}

.about_logo{
	width:100%;
	height:121px;
	
	text-align:center;
	}
.about_img{
	width:190px;
	height:57px;
	background-image:url(../img/sdfc.png);
	background-repeat:no-repeat;
	background-size:190px 57px;
	margin:auto;
	margin-top:64px;
	
	}
.about_content{
	width:100%;
	height:340px;}
.about_content1{
	margin:0 auto;
	padding-top:64px;
	width:320px;
	height:105px;
	text-align:center;
	position:relative;
	}
	
.about_mes{
	text-align:center;
	margin:auto;
	float:left;
	width:320px;
	height:35px;
	font-size:15px;
	position:relative;
	}

.mes_left_right{
	height:35px;
	width:165px;
	margin:0 auto;
	}
.mes_left{
	height:35px;
	width:50px;
	float:left;
	color:#bfbfbf;
	font-size:15px;}
.mes_right{
	height:35px;
	width:102px;
	font-size:15px;
	float:left;
	}
.mes_left_right2{
	height:35px;
	width:210px;
	margin:0 auto;
	}
.mes_left2{
	height:35px;
	width:50px;
	float:left;
	color:#bfbfbf;
	font-size:15px;}
.mes_right2{
	height:35px;
	width:160px;
	font-size:15px;
	float:left;
	}
.mes_left_right3{
	height:35px;
	width:200px;
	margin:0 auto;
	}
.mes_left3{
	height:35px;
	width:80px;
	float:left;
	color:#bfbfbf;
	font-size:15px;}
.mes_right3{
	height:35px;
	width:100px;
	font-size:15px;
	float:left;
	color:#016fea
	}
.about_footbar{
	width:100%;
	height:32px;
	position:absolute;
	bottom:22px;
	}	
.about_foot{
	margin:0 auto;
	width:320px;
	text-align:center;
	color:#908f8f;
	}