/* 轮播样式 */
.swiper_box {
  /* margin: 0 50px; */
}
.swiper {
  width: 100%;
  height: 100%;
}
.swiper-slide {
  height: 386px;
  border-radius: 10px;
  text-align: center;
  font-size: 18px;
  /* background: #fff; */
  display: flex;
  justify-content: center;
  align-items: center;
}
.swiper-slide img {
  /* display: block; */
  width: 100%;
  height: 100%;
  /* object-fit: cover; */
}

.main .banner {
  position: relative;
  width: 100%;
  height: calc(100vh - 72px);
  background: #3d5bf1;
}
.main .banner img {
  width: 100%;
  height: 100%;
}

.main .banner .btns {
  position: absolute;
  top: 63%;
  left: 61%;
  width: 415px;
  height: 54px;
  background: linear-gradient( 90deg, #2BF5E0 0%, #4B86FE 100%);
  border-radius: 5px;
  text-align: center;
  line-height: 54px;
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-size: 28px;
  color: #FFFFFF;
  letter-spacing: 1px;
  font-style: normal;
  cursor: pointer;
}

.main h4 {
  margin: 66px 0 36px 0;
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-size: 36px;
  color: #060606;
  text-align: center;
}
.ptld {
  /* padding:; */
}
.ptld .box{
  display: flex;
  justify-content: space-between;
  width: 85%;
  /* height: 220px; */
  background: #FAFAFA;
  margin: 0 auto;
  box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.3);
  padding: 24px 20px;
  box-sizing: border-box;

}

.ptld .box .item{
  position: relative;
  display: flex;
  flex: 1;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  padding: 0 44px;
}
.ptld .box .item:nth-child(-n+4):after {
  content: '';
  position: absolute;
  right: 0;
  width: 1px;
  height: 100px;
  background: #CBCBCB;
  /* margin-left: 48px; */
}
.ptld .box .item .icon {
  width: 102px;
  height: 102px;
  border-radius: 50%;
}
.ptld .box .item .icon img {
  width: 100%;
  height: 100%;
}
.ptld .box .item .text {
  /* height: 68px; */
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: 400;
  font-size: 20px;
  color: #414141;
  line-height: 34px;
  text-align: justify;
  font-style: normal;
}


.build {
  padding-top: 60px;
  padding-bottom:116px;
}
.build .build_content {
  height: 474px;
  width: 85%;
  margin: 0 auto;
  /* background-color:pink; */
}
.build .build_content .left {
  float: left;
  width: 46%;
  /* width: 518px; */
  height: 276px;
  padding-top: 100px;
  padding-left: 10px;
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: 500;
  font-size: 20px;
  color: #414141;
  line-height: 46px;
  text-align: left;
  font-style: normal;
  }
  .build .build_content .left span {
    color: #0670FF;
  }
.build .build_content .right {
  float: right;
  width: 52%;
  height: 474px;
  
}
.build .build_content .right img {
  height: 100%;
  width: 100%;
}

.chooses {
  padding-top: 1px;
  background: #F5F5F5;;
}
.chooses h4 {
  margin-top: 66px;
}
.chooses .chooses_content {
  /* height: 420px; */
  width: 85%;
  margin: 0 auto;
  padding-bottom: 82px;
}

.alls {
  padding: 52px 0;
}
.alls .all_content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  width: 85%;
  margin: 0 auto;
  
}
.alls .all_content .item {
  width: 23%;
  height: 62px;
  margin-bottom: 30px;
  margin-right: 1%;
}
.alls .all_content .item img {
  width: 100%;
  height: 100%;
}
.alls .all_content .last img {
  margin-top: 20px;
  width: 30%;
  height: 25%;
}
.alls .all_content .end {
  margin-right: 0 !important;
}



@media (min-width: 1450px) { 
  .swiper-slide { 
    height: 386px;
  }
  .ptld .box .item .text {
    font-size: 20px;
    line-height: 34px;
  }

  .ptld .box .item .icon {
    width: 102px;
    height: 102px;
    border-radius: 50%;
  }
  }
  @media (max-width: 1450px) { 
    .swiper-slide { 
      height: 336px;
    }
    .ptld .box .item .text {
      font-size: 16px;
      line-height: 20px;
    }

    .ptld .box .item .icon {
      width: 82px;
      height: 82px;
      border-radius: 50%;
    }
    .build .build_content .left{
      padding-left: 0;
      line-height: 36px;
      font-size: 16px;
    }
    .main .banner .btns {
      width: 300px;
    }
  }