.item-1 {
  padding-top: 24px;
  background: #fff;
}

.item-1 .top {
  display: flex;
}

.item-1 .top .top-img {
  flex: 0 0 716px;
  overflow: hidden;
  display: flex;
  flex-flow: column;
}

.item-1 .top .top-img img {
  width: 100%;
}

.item-1 .bottom {
  text-align: center;
  font-size: 30px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #ffffff;
  line-height: 60px;
  padding: 65px 120px;
  background: #148cc1;
}

.box-list {
  display: flex;
  align-items: center;
}

.item-box {
  height: 230px;
  width: 300px;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid #e8e8e8;
  float: left;
  margin-bottom: 20px;
  margin-right: 20px;
  box-shadow: 0px 4px 10px #e8e8e8;
}

.item-box .item-box-title {
  text-align: center;
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #000000;
  line-height: 48px;
}

.item-box-img {
  height: 110px;
  line-height: 110px;
  text-align: center;
}

.item-box-img img {
  height: 50px;
}

.item-2-warp {
  width: 100%;
  overflow: hidden;
  padding-top: 450px;
  position: relative;
}

.item-2-warp .content {
  position: absolute;
  top: 0px;
  bottom: 0px;
  padding: 50px 0px;
  box-sizing: border-box;
}

.item-2-title {
  font-size: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #6f6f6f;
  height: 30px;
  border-bottom: 4px solid #148cc1;
}

.item-2-title2 {
  height: 80px;
  font-size: 36px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #148cc1;
  padding-top: 20px;
}

.item-2-right {
  padding-left: 80px;
}
.item-2-content-img {
  height: 500px;
  line-height: 500px;
  padding: 0px 100px;
  text-align: center;
}

.flex-c {
  display: flex;
  flex-flow: column;
}

.flex-1 {
  flex: 1;
}

.flex {
  display: flex;
}

.flex-center {
  align-items: center;
  justify-content: center;
}

.w-100 {
  width: 100%;
}
.item-warp {
  position: relative;
}

.item-3-warp {
  position: relative;
  padding-top: 450px;
  background: #f4f4f4;
}

.content {
  position: absolute;
  top: 0px;
  bottom: 0px;
  left: 150px;
  right: 150px;
}

.item-3-warp-text {
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #6f6f6f;
  line-height: 36px;
}

.center {
  text-align: center;
}

.item-4-warp {
  position: relative;
  padding-top: 270px;
  background: #ffffff;
}

.item-4-warp-text {
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #ffffff;
  line-height: 60px;
  padding: 50px 100px 0px 100px;
}

.item-5-title {
  font-size: 36px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #ffffff;
  line-height: 60px;
  padding: 120px 0px 60px 0px;
}

.item-5-title-content {
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #ffffff;
  line-height: 50px;
  overflow: hidden;
}
body {
}

.item-6-warp {
  padding: 50px 150px;
}

.item-6-title {
  font-size: 48px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  line-height: 50px;
  color: #148cc1;
  width: 60px;
  padding-top: 70px;
}

.item-6-center {
  padding-top: 50px;
  position: relative;
  text-align: center;
}

.item-6-center-icon {
  position: absolute;
  left: 0;
  right: 40px;
  top: 0;
  bottom: 0;
  margin: auto;
}

.item-6-center-icon-title {
  position: absolute;
  left: 50px;
  top: 50px;
  right: 50px;
  bottom: 50px;
}

.item-6-center-icon-title div {
  width: 50%;
  height: 50%;
  float: left;
  font-size: 28px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.item-7-warp {
  padding: 100px 150px 50px 150px;
}
.item-box:hover {
  cursor: pointer;
}

.img-rotate {
  position: absolute;
  right: 50px;
  bottom: 105px;
  width: 250px;
  height: 250px;
  border-radius: 125px;
  border: 2px dashed;
  -webkit-animation: changeright 20s linear infinite;
}

@-webkit-keyframes changeright {
  0% {
    -webkit-transform: rotate(0deg);
  }

  50% {
    -webkit-transform: rotate(180deg);
  }

  100% {
    -webkit-transform: rotate(360deg);
  }
}

.item-3-tab-warp {
  position: relative;
  width: 100%;
  display: flex;
  flex-flow: column;
  padding-top: 50px;
  background: #f4f4f4;
}
.item-3-tab-warp-content {
  width: 100%;
}
.item-3-li {
  position: relative;
  padding: 0px 10px;
  box-sizing: border-box;
}
.item-3-li .ra {
  position: absolute;
  bottom: -100px;
  padding: 0px 10px;
  width: 100%;
  left: 0px;
}
.item-3-li .rb {
  position: absolute;
  width: 50px;
  left: 0;
  right: 0;
  top: 24px;
  margin: auto;
}
.item-3 .item-3-label {
  position: absolute;
  top: 80px;
  left: calc(50% - 35px);
  text-align: center;
  font-size: 38px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #000000;
  line-height: 49px;
  width: 70px;
}
.item-4-top-img {
  width: 700px;
}

@media screen and (min-width: 1366px) and (max-width: 1800px) {
  .item-1 .top .top-img {
    flex: 0 0 500px;
  }
  .item-box .item-box-title {
    font-size: 22px;
    line-height: 36px;
  }
  .item-box {
    height: 180px;
    width: 240px;
  }
  .item-box-img {
    height: 90px;
    line-height: 90px;
  }
  .item-1 .bottom {
    font-size: 26px;
  }
  .item-2-warp {
    padding-top: 300px;
  }
  .item-2-content-img {
    height: 330px;
    line-height: 330px;
  }
  .item-3-warp-text {
    font-size: 20px;
    line-height: 26px;
  }
  .img-energy-84 {
    width: 700px;
  }
  .item-4-top-img {
    width: 400px;
  }
  .item-4-warp-text {
    font-size: 22px;
    line-height: 44px;
  }
  .item-3 .item-3-label {
    position: absolute;
    top: 40px;
    left: calc(50% - 25px);
    text-align: center;
    font-size: 28px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #000000;
    line-height: 40px;
    width: 50px;
  }
  .item-3-li .ra {
    position: absolute;
    bottom: -61px;
    padding: 0px 10px;
    width: 100%;
    left: 0px;
  }
  .item-3-li .rb {
    position: absolute;
    width: 32px;
    left: 0;
    right: 0;
    top: 16px;
    margin: auto;
  }
  .energy-87 {
    width: 360px;
  }
  .item-5-title {
    font-size: 32px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #ffffff;
    line-height: 48px;
    padding: 60px 0px 40px 0px;
  }
  .item-5-title-content {
    font-size: 20px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #ffffff;
    line-height: 28px;
  }
  .item-6-center-icon-title div {
    font-size: 24px;
  }
  .item-6-center-icon-title div:nth-child(1) {
    justify-content: flex-start;
  }
  .item-6-center-icon-title div:nth-child(2) {
    justify-content: flex-end;
  }
  .item-6-center-icon-title div:nth-child(3) {
    justify-content: flex-start;
  }
  .item-6-center-icon-title div:nth-child(4) {
    justify-content: flex-end;
  }
}

.title-content {
  width: fit-content;
  height: 108px;
  background-color: #148dc4;
  color: #ffffff;
  padding: 16px 40px 0 160px;
  box-sizing: border-box;
}

.title-content .title-en {
  margin-bottom: 10px;
  padding-bottom: 4px;
  width: fit-content;
  font-size: 18px;
  border-bottom: 1px solid #ffffff;
}

.title-content .title {
  font-size: 32px;
}

.sec02 {

}

.sec02 .img-content img {
  width: 100%;  
}

.sec03 .img-content img {
  width: 100%;  
}

.sec04 .img-content img {
  width: 100%;  
}

.sec05 {
  margin: 60px 0 0 0;
}

.sec05 .img-content img {
  width: 100%;  
}