@charset "utf-8";
.adver_list{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	position:relative;
	background-color: var(--main_color);
}
.banner_pic{
	display:block;
	width:100%;
	height:auto;
	overflow:hidden;
	margin:auto;
	max-width:1920px;
}
.banner_back{
	position: relative;
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
}
.banner_tb{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	text-align:center;
	position:absolute;
	left:0px;
	right:0px;
	top:30%;
	color:#fff;
}
@media (max-width:767px){
	.banner_tb{
		position:static;
		padding: 20px;
	}
}
.banner_name{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	font-size:4rem;
	font-weight:bold;
}
.banner_miaoshu{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	font-size:1.4rem;
}
@media (max-width:480px){
	.banner_name{
		font-size:2rem;
	}
	.banner_miaoshu{
		font-size:1rem;
	}
}

.about_content{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	margin-top:30px;
}
.about_content *{
	max-width:100%;
	height:auto;
}
.section{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	background-size:cover;
	padding-top:80px;
	padding-bottom:80px;
}
.tb{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	max-width:var(--max_width);
}
.thead{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	color:#fff;
	text-align:center;
}
.title{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	font-size:2rem;
}
.miaoshu{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	font-size:1.2rem;
}
.tbody{
	margin-top: var(--margin);
}
.solution_list{
	display:grid;
	grid-template-columns:calc(25% - (60px/4)) calc(25% - (60px/4)) calc(25% - (60px/4)) calc(25% - (60px/4));
	row-gap:20px;
	column-gap:20px;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	margin-top:40px;
}
@media (max-width:767px){
	.solution_list{
		grid-template-columns:calc(50% - (10px/2)) calc(50% - (10px/2));
		row-gap:10px;
		column-gap:10px;
		padding:10px;
	}
}
a.solution_tb{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	text-align:center;
	background-color:#fff;
}
a.solution_tb:hover{
	background-color:#FC0;
}
.solution_pic{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	position:relative;
	padding-bottom:75%;	
	background-size:cover;
}
.solution_name{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	padding:10px;
}
.solution_pic:hover .pic_more{
	transform:scale(1,1);
}
.pic_more{
	display:flex;
	display:-webkit-flex;
	justify-content:center;
	align-items:center;
	width:100%;
	height:100%;
	overflow:hidden;
	margin:auto;
	background-color:rgba(0,0,0,0.5);
	color:#fff;
	position:absolute;
	left:0px;
	right:0px;
	top:0px;
	bottom:0px;
	transform:scale(0,0);
	transition:all 0.4s;
}
.pic_more:before{
	color:#fff;
	font-size:2rem;
}

#quandi_news{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	padding-top:50px;
	padding-bottom:50px;
}
#quandi_news_thead{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	max-width:1200px;
	text-align:center;
}
#quandi_news_title{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	font-size:2rem;
}
#quandi_news_miaoshu{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	font-size:1.2rem;
}
.news_list{
	display:flex;
	display: -webkit-flex;
	flex-direction: column;
	row-gap:10px;
	width:auto;
	height:auto;
	overflow:hidden;
	background-color:#f4f4f4;
	padding:30px;
}
a.news_name{
	display:-webkit-box;
	-webkit-line-clamp: 1;
	-webkit-box-orient: vertical;
	width:auto;
	height:auto;
	overflow:hidden;
	white-space:nowrap;
}
a.news_name:before{
	margin-right:10px;	
}
#news{
	display:grid;
	grid-template-columns:60% auto;
	column-gap:30px;
	row-gap:10px;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	margin-top:30px;
	max-width:1200px;
}
@media (max-width:767px){
	#news{
		grid-template-columns:auto;
	}
}
.xinwen_list{
	background-color:#f4f4f4;
	width:auto;
	height:auto;
	padding:30px;
	overflow:hidden;
}
.xinwen_tb{
	display:grid;
	grid-template-columns:50% auto;
	column-gap:30px;
	row-gap:20px;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
}
@media (max-width:767px){
	.xinwen_tb{
		grid-template-columns:auto;
	}
}
a.xinwen_pic{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	background-size:cover;
	min-height:250px;
}
a.xinwen_name{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	font-weight:bold;
	font-size:1.2rem;
}
.xinwen_miaoshu{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	word-break: break-all;
    text-overflow: ellipsis;
    display: -webkit-box; 
    -webkit-box-orient: vertical; 
    -webkit-line-clamp:4; 
    overflow: hidden; 
	margin-top:10px;
	margin-bottom:10px;
}
.xinwen_date{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	color:#999;
	font-size:12px;
}
a.xinwen_more{
	display:block;
	width:100px;
	height:30px;
	line-height:30px;
	overflow:hidden;
	text-align:center;
	font-size:1rem;
	border:1px solid #ddd;
	background-color:#fff;
	margin-left:0px;
}


#quandi_case_back{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	background-size:cover;
	padding-top:80px;
	padding-bottom:80px;
}
#quandi_case{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	max-width:1200px;
}
.case_thead{
	color:#333;
}

.case_list{
	display:grid;
	grid-template-columns:calc(25% - (60px/4)) calc(25% - (60px/4)) calc(25% - (60px/4)) calc(25% - (60px/4));
	row-gap:20px;
	column-gap:20px;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	margin-top:40px;
}
@media (max-width:767px){
	.case_list{
		grid-template-columns:calc(50% - (10px/2)) calc(50% - (10px/2));
		row-gap:10px;
		column-gap:10px;
		padding:10px;
	}
}
a.case_tb{
	display:block;
	width:auto;
	height:100%;
	overflow:hidden;
	text-align:center;
	background-color:#fff;
}
a.case_tb:hover{
	background-color:#FC0;
}
.case_pic{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	position:relative;
	padding-bottom:75%;	
	background-size:cover;
}
.case_name{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	padding:10px;
}
.case_pic:hover .pic_more{
	transform:scale(1,1);
}