@charset "utf-8";
.section{
  width:auto;
  height:auto;
  overflow:hidden;
  display:block;
  margin:auto;
  background-size: cover;
}
.tb{
  width:auto;
  height:auto;
  overflow:hidden;
  display:block;
  margin:auto;
  max-width:var(--max_width);
  margin-top:40px;
  margin-bottom:40px;
}
.thead{text-align: center;}
.title{ font-size:2rem;}
.content{margin-top:40px}

#tb{
  display: flex;
  display: -webkit-flex;
  column-gap: 5%;
  margin:auto;
  max-width:var(--max_width);
  margin-top:40px;
  margin-bottom:40px;
}
.product_thead{color:#fff;}
.product_list{
  height:auto;
  overflow:hidden;
  display:flex;
  display: -webkit-flex;
  column-gap: 20px;
  margin:auto;
  position:relative;
  margin-top:40px;
  width:1200px;
}

.product_item{
  width:20%;
  height:auto;
  overflow:hidden;
  display:block;
  flex-shrink: 0;

}
a.product_tb{
  width:auto;
  height:auto;
  overflow:hidden;
  margin:auto;
  display:block;
  text-align:center;
  background-color:#fff;		
}
.product_pic{
  width:auto;
  height:auto;
  overflow:hidden;
  margin:auto;
  position: relative;
  padding-bottom: 100%;  
}
.product_name{
  width:auto;
  height:auto;
  overflow:hidden;
  margin:auto;
  display:block;
  text-align:center;
  padding:10px;
}
/*新闻*/
.news{
  display:block;
  overflow:hidden;
  width:30%;
  height:auto;
}
.news_thead{
  display:block;
  overflow:hidden;
  margin:auto;
  width:auto;
  height:auto;
  border-bottom:1px solid #ccc;
  position:relative;
}
.news_title{
  display:flex;
  display: -webkit-flex;
  column-gap: 5px;
  align-items: center;
  overflow:hidden;
  margin:auto;
  width:auto;
  height:auto;
  font-size:1.4rem;
  font-weight: bold;
  line-height: 2;
  border-bottom:1px solid #ccc;

}
.news_list{
  width:auto;
  height:auto;
  overflow:hidden;
  display:block;
  margin:auto;
  margin-top:20px;
  margin-bottom:20px;
}

.news_tb{
  width:auto;
  height:auto;
  overflow:hidden;
  margin:auto;
  display:block;
}
a.news_name{
  display:flex;
  display: -webkit-flex;
  column-gap: 10px;
  overflow:hidden;
  width:auto;
  height:auto;
  line-height:20px;
  margin:auto;
  text-align:left;
  white-space:nowrap;
  padding-top:5px;
  padding-bottom:5px;
}



.case{
  width:100%;
  height:auto;
  overflow:hidden;
  display:block;
}
.case_thead{
  width:auto;
  height:252px;
  background-position:top center;
  background-repeat:no-repeat;
  background-size:cover;
  overflow:hidden;
  margin:auto;
  display:flex;
  display:-webkit-flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  background-color:#f5f5f5;
}
.case_thead>div{
  margin: auto;
  text-align: center;
  display: block;
}
.case_title{
  width:auto;
  height:auto;
  overflow:hidden;
  display:block;
  font-size:2rem;
}
.case_miaoshu{
  width:auto;
  height:auto;
  overflow:hidden;
  display:block;
  font-size:1rem;
  color:#999;
}
.case_list{
  width:auto;
  height:auto;
  overflow:hidden;
  margin:auto;
  display:flex;
  display:-webkit-flex;
  justify-content:center;
  align-items:flex-start;
  flex-direction:row;
  flex-wrap:wrap;
  display:grid;
  grid-template-columns:20% 20% 20% 20% 20%;
  column-gap:10px;
  row-gap:10px;
  margin-top:10px;
}
#quandi_case_tbody>div{
  width:auto;
  height:auto;
  overflow:hidden;
  display:block;
}
a.case_pic{
  width:auto;
  height:auto;
  overflow:hidden;
  display:block;
  background-size: cover;
  position:relative;
  padding-bottom: 75%;
}