@charset "utf-8";
.about_tb{
	display:block;
	overflow:hidden;
	margin:auto;
	max-width:86%;
	width:auto;
	height:auto;
	margin-top:60px;
	margin-bottom:60px;
}
.about_tb img{
	max-width:100%;
	clear:both;
	height:auto;
	overflow:hidden;
}
.about_content{
	display:block;
	overflow:hidden;
	margin:auto;
	margin-top:40px;
	font-size: 1.2rem;
}
.about_title{
	text-align:center;
	font-size:2.2rem;
	text-transform:uppercase;
}
@media (max-width:480px){
	.about_title{font-size:1.5rem;}
}
.about_title:after{
	content:"";
	background-color:#4cb032;
	height:5px;
	border-radius:2px;
	width:100px;
	display:block;
	margin:auto;
}

.about_list{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
	white-space:nowrap;
	margin-top:50px;
	margin-bottom:50px;
}
.about_item{
	display:inline-block;
	width:25%;
	height:auto;
	overflow:hidden;
	
	margin-right:20px;
}
@media (max-width:480px){
	.about_item{
		width:50%;
	}
}
.about_pic{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
	border:1px solid #ddd;
	position:relative;
	padding-bottom:150%;
}
.youshi_back{
	background-color: var(--back_color);
}
.section{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
	background-size: cover;
}
@media (max-width:767px){
	.section{
		padding: 0px;
	}
}
.tb{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
	max-width: var(--max_width);
	margin-top: 80px;
	margin-bottom: 80px;
}
.tbody{
	margin-top: 60px;
	display:block;
	overflow:hidden;
	width:auto;
	height:auto;
}
.title{
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
	font-size: 2rem;
	text-align: center;
	text-shadow: none;
}
.title:after{
	width: 60px;
	height: 4px;
	border-radius:4px;
	overflow: hidden;
	content: "";
	display: block;
	margin: auto;
}
.youshi_title{
	color:#fff;
}
.youshi_title:after{
	background-color: #fff;
}
.youshi_list{
	display: grid;
	grid-template-columns: calc(25% - 90px/4) calc(25% - 90px/4) calc(25% - 90px/4) calc(25% - 90px/4);
	column-gap: 30px;
	row-gap: 20px;
	width: auto;
	height: auto;
	overflow: hidden;	
	margin: auto;
}
@media (max-width:767px){
	.youshi_list{
		grid-template-columns: calc(50% - 10px/2) calc(50% - 10px/2);
		column-gap: 10px;
		row-gap: 10px;
	}
}
.ys_tb{
	display:block;
	overflow:hidden;
	width:auto;
	height:auto;
	border: 1px dotted #fff;
	padding: 30px;
	text-align: center;
	color: #fff;
}

.ys_name{
	font-size: 1.5rem;
	display:block;
	overflow:hidden;
	margin:auto;
	width:auto;
	height:auto;
}
.ys_ico{
	margin: auto;
	display:flex;
	display: -webkit-flex;
	justify-content: center;
	align-items: center;
	overflow:hidden;
	width:80px;
	height:80px;
	font-size: 3.5rem;
}
.contact_list{
	display: grid;
	grid-template-columns: calc(50% - 30px/2) calc(50% - 30px/2);
	column-gap: 30px;
	row-gap: 20px;
	width: auto;
	height: auto;
	overflow: hidden;	
	margin: auto;
}
@media (max-width:767px){
	.contact_list{
		grid-template-columns:auto;
		column-gap: 10px;
		row-gap: 10px;
	}
}
.contact_tb{
	display: grid;
	grid-template-columns: 10% auto;
	column-gap: 20px;
	width: auto;
	height: auto;
	overflow: hidden;
}
.contact_ico{
	font-size: 3.5rem;
	color: var(--back_color);
}
.contact_right{
	display: block;
	width: auto;
	height: auto;
	overflow: hidden;
}
.contact_name{
	font-size: 1.5rem;
}
.contact_miaoshu{
	font-size: 1.2rem;
	color: #888;
}