@charset "utf-8";
.about{
	width:auto;
	max-width:1200px;
	height:auto;
	overflow:hidden;
	margin:auto;
	display:grid;
	grid-template-columns:40% auto;
	margin:auto;
	column-gap:40px;
	row-gap:20px;
	margin-top:80px;
	margin-bottom:80px;
}
@media (max-width:767px){.about{grid-template-columns:auto;padding:10px;}}
#quandi_swf{
	display:block;
	overflow:hidden;
	width:auto;
	height:auto;
	padding-bottom:60%;
}
.about_list{
	display:grid;
	grid-template-columns:calc(25% - 60px/4) calc(25% - 60px/4) calc(25% - 60px/4) calc(25% - 60px/4);
	margin:auto;
	column-gap:20px;
	row-gap:20px;
	margin-top:40px;
}
@media (max-width:480px){
	.about_list{
		grid-template-columns:calc(50% - 10px/2) calc(50% - 10px/2);
		row-gap:10px;
		column-gap:10px;
	}
}
.com_tb{
	display:block;
	overflow:hidden;
	width:auto;
	height:auto;
	line-height:1.5;
	border-right:1px solid #ddd;
}
.com_tb:last-child{
	border-right:none;
}
@media (max-width:480px){
	.com_tb{text-align:center;}
	.com_tb:nth-child(even){
		border-right:none;
	}
}
.com_name{
	font-weight:bold;
	font-size:1.4rem;
}
.com_miaoshu{
	color:#999;
}


@media (max-width:480px){
	.tel_miaoshu{
		margin-top:20px;
	}
	.tel_content{
		margin-top:20px;
	}
}
/*关于我们*/
.about_tb{
	display:block;
	overflow:hidden;
	width:auto;
	height:auto;
}
.about_title{
	font-size:1.8rem;
	font-weight:bold;
	display:block;
	text-align:left;
}
.about_title:after{
	content:"";
	width:60px;
	height:0px;
	border-top:2px solid #8bc34a;
	display:block;
	margin:auto;
	margin-left:0px;
}
.about_miaoshu{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
	margin-top:20px;
}
.title{
	font-size:1.8rem;
	font-weight:bold;
	display:block;
}
.title:after{
	content:"";
	width:60px;
	height:0px;
	border-top:2px solid #8bc34a;
	display:block;
	margin:auto;
}
.miaoshu{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
	margin-top:20px;
}
.section{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
}
.tb{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
	max-width: 1200px;
	margin-top: 60px;
	margin-bottom: 60px;
}

.thead{
	text-align: center;
	line-height: 1.5;
}
.video_title{
	font-size:1.8rem;
	font-weight: bold;
}
.video_title:after{
	content:"";
	width:60px;
	height:0px;
	border-top:2px solid #8bc34a;
	display:block;
	margin:auto;
}
.video{
	display:block;
	overflow:hidden;
	margin:auto;
	width:800px;
	height:400px;
	background-color: #000;
	margin-top: 40px;
}
.licheng_back{background-color: #f5f5f5;}
.licheng_content{
	display: block;
}
.licheng_content img{
	max-width: 100%;
}