.bec_contents_about {
	width:1000px;
	height:500px;
	/*border:1px solid rgb(135,236,247);*/
}

.bec_about_left {
	float:left;
	width:200px;
	height:500px;
	/*border:1px solid red;*/
}
.bec_about_ul {
	margin:0;
	padding:0;
	width:200px;
	height:400px;
	border-left:1px solid lightgrey;/*rgb(135,236,237);*/
	border-bottom:1px solid lightgrey;/*rgb(135,236,237);*/
}

.bec_about_left ul li {
	margin:15px;	
}

.about_vscontents {
	margin-left:210px;
	margin-top:40px;
}
#bec_about_stru {
	margin:0;
	padding:0;
}

.bec_about_header {
	font-size:18px;
	color:purple;
	padding-top:30px;
	padding-left:220px;
	border-bottom:2px solid lightgrey;
}

.bec_about_text {
	font-size:14px;
	color:black;
	padding-left:10px;
	padding-right:20px;
	line-height:26px;
}

.bec_about_left ul li a {
	font-size:14px;
	color:black;
	border-bottom:1px solid grey;
	
}

.bec_about_right {
	float:right;
}
.bec_about_vsheader {
	padding-top:20px;
	font-size:14px;
	font-style:italic;
	font-weight:bold;
	color:blue;
	line-height:20px;
}
.bec_about_text {
	font-size:14px;
	color:black;
	line-height:26px;
}
#bec_about_qulity {
	font-size:24px;
	color:purple;
}
.about_cer_pic1 {
	float:left;
	margin-top:30px;
	margin-left:120px;
}
.about_cer_pic2 {
	float:left;
	margin-top:30px;
	margin-left:150px;
}
.about_cer_pic3 {
	float:left;
	margin-top:20px;
	margin-left:120px;
}