* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
dl,
ol,
ul {
  list-style: none;
}
body,
html {
  font-family: PingFang;
  letter-spacing: 0.5px;
  background-color: #fff;
  font-size: 12px;
}

.a-body {
  background: #ffffff;
}

.a-home {
  width: 1647px;
  height: 578px;
  background: #f7f9ff;
  margin-left: 6%;
  margin-right: 8%;
  display: flex;
}

.a-home-content {
  margin-top: 131px;
  margin-left: 72px;
}

.a-home-title {
  font-family: PingFangSC, PingFang SC;
  font-weight: 600;
  font-size: 48px;
  color: #1573ae;
  line-height: 67px;
}

.a-home-img {
  display: flex;
  margin-top: 34px;
}

.a-home-img img:nth-child(1) {
  width: 116px;
  height: 116px;
  margin-top: 44px;
  margin-right: 88px;
}

.a-home-img img:nth-child(2),
.a-home-img img:nth-child(3) {
  width: 239px;
  height: 308px;
  margin-right: 56px;
}

.a-home-img img:nth-child(4) {
  width: 239px;
  height: 308px;
  margin-right: 36px;
}

.a-home-picture {
  width: 464px;
  height: 464px;
  margin-top: 13px;
}

.a-introduction {
  display: flex;
  margin-left: 6%;
  margin-right: 8%;
  margin-top: 74px;
}

.a-left-picture {
  height: 428px;
}

.a-introduction-content {
  max-width: 1089px;
}

.a-introduction-title {
  margin-top: 28px;
}

.a-introduction-title img {
  width: 176px;
  height: 85px;
}

.a-introduction-info {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  border-left: 7px solid #a7d1f3;
  padding-left: 28px;
  margin-top: 28px;
  text-indent: 20px;
  margin-left: 11px;
}

.a-introduction-info-two {
  margin-top: 45px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  border-left: 7px solid #6372ea;
  padding-left: 28px;
  text-indent: 20px;
  margin-left: 11px;
}

.a-introduction-down {
  margin-left: 14px;
  margin-top: 78px;
}

.a-introduction-down img {
  width: 227px;
  height: 71px;
}

.a-dive {
  margin-left: 6%;
  margin-right: 8%;
  display: flex;
}

.a-dive-title {
  margin-top: 4px;
}

.a-dive-title img {
  width: 176px;
  height: 82px;
}

.a-dive-title-two {
  margin-top: 36px;
  margin-left: 30px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 600;
  font-size: 24px;
  color: #2b2b2b;
  line-height: 33px;
}

.v-dive-content-one {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  margin-top: 24px;
  padding-left: 23px;
  border-left: 7px solid #17a3f1;
  margin-top: 28px;
  text-indent: 30px;
}

.a-dive-two {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  text-indent: 30px;
  border-left: 7px solid #fcbe1d;
  padding-left: 23px;
  margin-top: 25px;
}

.v-dive-three {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  text-indent: 30px;
  border-left: 7px solid #2d9e48;
  padding-left: 23px;
  margin-top: 28px;
}

.v-dive-picture {
  width: 480px;
  height: 339px;
  margin-left: -20px;
}

.a-dive-data {
  display: flex;
  margin-left: 6%;
  margin-right: 8%;
  margin-top: 71px;
}

.a-dive-data-body {
  width: 698px;
  margin-right: 126px;
}

.a-dive-data-title {
  margin-left: 19px;
}

.a-dive-data-title img {
  width: 218px;
  height: 84px;
}

.a-dive-data-one {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  margin-top: 24px;
  padding-left: 23px;
  border-left: 7px solid #4417f1;
  text-indent: 30px;
}

.a-dive-data-two {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  text-indent: 30px;
  padding-left: 23px;
  border-left: 7px solid #ff63e9;
  margin-top: 36px;
}

.a-dive-email {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #162a55;
  line-height: 28px;
  margin-left: 44px;
  margin-top: 77px;
}

.a-dive-data-right {
  width: 698px;
}

.a-dive-data-right-title {
  margin-left: 26px;
}

.a-dive-data-right-title img {
  width: 301px;
  height: 84px;
}

.a-dive-data-right-info-one {
  margin-top: 24px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  text-indent: 30px;
  padding-left: 23px;
  border-left: 7px solid #ffbd3c;
  margin-bottom: 36px;
}

.a-dive-data-right-info-two {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #404040;
  line-height: 28px;
  border-left: 7px solid #ff8263;
  text-indent: 30px;
  padding-left: 23px;
}

.a-footer {
  width: 100%;
  height: 106px;
  background: #162a55;
  margin-top: 81px;
}

.a-footer p {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #ffffff;
  line-height: 28px;
  margin-left: 266px;
  padding-top: 32px;
}