.banner img{
  width: 100vw;

}

@media only screen and  (max-width: 1920px) {
  /*.container {*/
  /*  padding-left: 0;*/
  /*  padding-right: 0;*/
  /*  margin: 0 auto;*/
  /*}*/
  .show{
    width: 1200px;
    margin: 0px auto;
    padding-bottom: 100px;
  }
}

@media (max-width: 1520px) {

  /*.container {*/
  /*  !*max-width: 1520px !important;*!*/
  /*  padding-left: 0;*/
  /*  padding-right: 0;*/
  /*  margin: 0 auto;*/
  /*}*/
  /*璧勮*/
  .show{
    width: 1140px;
  }
  .case-item{
    margin-right: 57px!important;
    margin-bottom: 57px!important;
  }

}
@media only screen and (max-width: 1200px) {

  .show{
    width: 960px;
  }
  .tab_list{
    margin: 34px 0 20px 0!important;
  }
  .tab_list li{
    height: 40px!important;
    font-size: 14px;
    line-height: 38px;
  }
  .item-title{
    font-size: 18px!important;
    margin: 20px 0 25px 0px !important;
  }
  .show-item img{
    width: 400px!important;
    height: 320px!important;
  }
  .show-item .show-desc{
    width: 500px!important;
  }
  .show-desc .liangdian-img{
    width: 15px!important;
    height: 15px!important;
    margin-top: 5.5px;
  }
  .show-desc .show-tit{
    font-size: 24px!important;
    line-height: 40px!important;
  }
  /*.liangdian-desc{*/
  /*  margin-left: 5px!important;*/
  /*}*/
  .show-introduce{
    width: 500px!important;
    font-size: 16px!important;
    line-height: 1.5!important;
  }
  .show-tit2{
    font-size: 16px!important;
    line-height: 20px!important;
    height: 26px!important;

  }
  .liangdian-intro{
    font-size: 14px!important;
    line-height: 1.5!important;

  }
  .case{
    display: flex;
    flex-direction: column!important;
    align-items: center;
    justify-content: center;
  }
  .case .case-item{
    margin-right: 0;
  }




}

@media  (max-width: 992px) {
  .show{
    width: 750px;
    padding-bottom: 20px;
  }
  .tab_list li{
    width: 100px!important;
    height: 40px!important;
    font-size: 14px;
    line-height: 38px;
  }
  .item-title{
    font-size: 18px!important;
    margin: 20px 0 25px 0px !important;
  }
  .show-item img{
    width: 300px!important;
    height: 240px!important;
  }
  .show-item .show-desc{
    width: 400px!important;
  }
  .show-desc .liangdian-img{
    width: 15px!important;
    height: 15px!important;
    margin-top: 5.5px;
  }
  .show-desc .show-tit{
    font-size: 24px!important;
    line-height: 40px!important;
  }
  /*.liangdian-desc{*/
  /*  margin-left: 5px!important;*/
  /*}*/
  .show-introduce{
    width: 400px!important;
    font-size: 16px!important;
    line-height: 1.5!important;
    /*margin-bottom: 0px!important;*/
  }
  .show-tit2{
    font-size: 16px!important;
    line-height: 20px!important;
    height: 26px!important;

  }
  .liangdian-intro{
    font-size: 14px!important;
    line-height: 1.5!important;

  }
  .case{
    display: flex;
    flex-direction: column!important;
    align-items: center;
    justify-content: center;
  }
  .case .case-item{
    margin-right: 0;
  }
}

@media only screen and (max-width: 768px) {
  .show{
    width: 600px;
  }
  .tab_list li{
    width: 100px!important;
    height: 40px!important;
    font-size: 14px;
    line-height: 38px;
  }
  .item-title{
    font-size: 18px!important;
    margin: 20px 0 25px 0px !important;
  }
  .show-item img{
    width: 250px!important;
    height: 200px!important;
  }
  .show-item .show-desc{
    width: 300px!important;
  }
  .show-desc .liangdian-img{
    width: 15px!important;
    height: 15px!important;
    margin-top: 5.5px;
  }
  .show-desc .show-tit{
    font-size: 24px!important;
    line-height: 40px!important;
  }
  /*.liangdian-desc{*/
  /*  margin-left: 5px!important;*/
  /*}*/
  .show-introduce{
    width: 300px!important;
    font-size: 16px!important;
    line-height: 1.5!important;
  }
  .show-tit2{
    font-size: 16px!important;
    line-height: 20px!important;
    height: 26px!important;

  }
  .liangdian-intro{
    font-size: 14px!important;
    line-height: 1.5!important;

  }
}
@media only screen and (max-width: 576px) {
  /*璧勮*/
 .show{
    width: 90%;
    margin: 0 auto;
  }
  .tab_list li{
    width: 100px!important;
    height: 40px!important;
    font-size: 14px;
    line-height: 38px;
  }
  .item-title{
    font-size: 18px!important;
    margin: 20px 0 25px 0px !important;
  }
  .show-item{
    margin-top: 20px!important;
  }
  .show-item img{
    width: 180px!important;
    height: 144px!important;
  }
  .show-item .show-desc{
    width: 45%!important;
  }
  .show-desc .liangdian-img{
    width: 15px!important;
    height: 15px!important;
    margin-top: 5.5px;
  }
  .show-desc .show-tit{
    font-size: 16px!important;
    line-height: 25px!important;
  }
  /*.liangdian-desc{*/
  /*  margin-left: 5px!important;*/
  /*}*/
  .show-introduce{
    width: 100%!important;
    font-size: 13px!important;
    line-height: 18px!important;
    margin-bottom: 0px!important;
  }
  .show-tit2{
    font-size: 14px!important;
    line-height: 20px!important;
    height: 20px!important;

  }
  .liangdian-intro{
    font-size: 12px!important;
    width: 100%!important;
    line-height: 15px!important;
  }
  .case{
    display: flex;
    flex-direction: column!important;
    align-items: center;
    justify-content: center;
  }
  .case .case-item{
    margin-right: 0;
    width: 100%;
  }
}




.tab_list {
  height: 52px;
  font-size: 16px;
  font-family: PingFangSC-Semibold, PingFang SC;
  line-height: 40px;
  font-weight: 600;
  color: #34B09F;
  margin-top: 54px;
}
.tab_list ul{
  display: flex;
  justify-content: center;

}

.tab_list li {
  width: 112px;
  height: 43px;
  background: #FFFFFF;
  border-radius: 100px;
  border: 2px solid #D4E9E6;
  text-align: center;
  cursor: pointer;
  margin:0 10px;
}

.tab_list .current {
  border: 2px solid #34B09F;
}
.item {
  display: none;
  font-family: PingFangSC-Semibold, PingFang SC;
}

/*涓氬姟*/
.show-item{
  margin-top: 53px;
}
.show-item:nth-child(2n+1){
  display: flex;
  justify-content: space-between;
}
.show-item:nth-child(2n+2){
  display: flex;
  flex-direction: row-reverse;
  justify-content: space-between;

}
.show-item img{
  width: 546px;
  height: 447px;
}
.show-item .show-desc{
  width: 511px;
  /*min-height: 447px;*/
}
.show-desc .show-tit{
  font-size: 27px;
  font-family: PingFangSC-Heavy, PingFang SC;
  font-weight: 800;
  color: #34B09F;
  line-height: 72px;
}
.show-introduce{
  font-size: 16px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #555555;
  line-height: 37px;
  width: 511px;

  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 4;    /* 鏁板€间唬琛ㄦ樉绀哄嚑琛 */
  -webkit-box-orient: vertical;
  word-break: break-all;
  margin-bottom: 20px;
}
.show-desc .liangdian-img{
  width: 26px;
  height: 26px;
  margin-top: 5.5px;
}
.show-desc .show-tit2{
  height: 37px;
  font-size: 21px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #34B09F;
  line-height: 37px;
}
/*.show-desc .liangdian-desc{*/
/*  margin-left:17px;*/
/*}*/
.show-desc  .liangdian-intro{
  font-size: 16px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #555555;
  line-height: 31px;
  /*width: 371px;*/
  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 5;    /* 鏁板€间唬琛ㄦ樉绀哄嚑琛 */
  -webkit-box-orient: vertical;
  word-break: break-all;
}


.case{
  display: flex;
  flex-wrap: wrap;
}
.case-item{
  width: 371px;
  height: 396px;
  background: #FFFFFF;
  border-radius: 5px;
  border: 2px solid #E4F1FD;
  margin-right: 37px;
  margin-bottom: 37px;
}
.case-item:nth-child(3n+3){
  margin-right: 0;

}
.case-item img{
  width: 100%;
  height: 247px;
  object-fit: cover;
}
.case-desc{
  padding: 25px;
}
.case-tit{
  font-size: 20px;
  font-family: PingFangSC-Semibold;
  font-weight: 600;
  color: #000000;
  line-height: 37px;
  margin-bottom: 35px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.case-desc a{
  font-size: 16px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #34B09F!important;
  line-height: 23px;
}

/*璇︽儏*/
.nav_item {
  font-size: 1.6rem;
  padding: 5px 10px;
}
.nav_line{
  padding: 20px 0 20px 0;
}