.main-body {
  width: 100%;
  min-width: 1280px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* nav begin */
.g-nav {
  width: 100%;
  height: 70px;
  background: #495574;
  box-shadow: 0px 4px 9px 0px rgba(183, 164, 150, 0.12);
}
.nav-wrap {
  width: 1160px;
  height: 100%;
}
.nav-wrap__left img {
  height: 33px;
}
.nav-wrap__right li {
  height: 70px;
  border-radius: 2px;
  margin-left: 30px;
}
.nav-wrap__right .nav-active a,
.nav-wrap__right li:hover a {
  color: #ffffff;
  background: #e60012;
  opacity: 1;
}
.nav-wrap__right a {
  padding: 0 11px;
  height: 37px;
  border-radius: 2px;
  font-size: 18px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #ffffff;
  opacity: 0.6;
  line-height: 25px;
  letter-spacing: 2px;
  text-decoration: none;
}

/* header begin */
.g-header {
  width: 100%;
  min-width: 1280px;
  height: 461px;
  background: url(../images/head-index-cover.png) no-repeat;
  background-position: center;
  background-size: cover;
}
.index-wrap {
  margin-top: 99px;
}
.index-wrap__title div {
  font-size: 54px;
  width: 416px;
  line-height: 75px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #222222;
  letter-spacing: 2px;
  margin-right: 9px;
}
.index-wrap__title img {
  height: 11px;
  margin-right: 10px;
}
.index-wrap__title span {
  font-size: 24px;
  font-family: AlibabaPuHuiTi_SemiBold;
  color: #e60012;
  line-height: 33px;
}
.index-wrap__subtitle {
  font-size: 30px;
  font-family: AlibabaPuHuiTi_Thin;
  color: #222222;
  line-height: 42px;
  letter-spacing: 1px;
  margin-top: 16px;
}
.index-wrap__subheads {
  margin-top: 14px;
}
.index-wrap__subheads img,
.index-wrap__subheads span {
  height: 54px;
  font-size: 24px;
  font-family: AlibabaPuHuiTi_SemiBold;
  color: #0d368a;
  line-height: 33px;
  letter-spacing: 1px;
  margin-right: 18px;
}
.index-wrap__subheads span {
  font-size: 22px;
}
.index-wrap__subheads label {
  font-size: 18px;
}
.index-wrap__desc {
  font-size: 16px;
  font-family: PingFangSC-Regular, PingFangSC-Regular;
  color: #ffffff;
  line-height: 22px;
  margin-top: 25px;
}
.index-wrap__button {
  margin-top: 48px;
}
.index-wrap__button button {
  width: 240px;
  height: 58px;
  background: #e60012;
  border-radius: 4px;
}
.index-wrap__button button:hover {
  opacity: 0.75;
}
.index-wrap__button button a {
  text-decoration: none;
  font-size: 20px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #ffffff;
  line-height: 28px;
}
.g-header__right img {
  margin-top: 80px;
}

/* go-check begin */
.g-check {
  height: 352px;
  width: 100%;
  background: #f5f8fa;
}
.go-check__wrap {
  width: 1280px;
  height: inherit;
}
.check-item {
  width: 360px;
  height: 236px;
  background: #ffffff;
  border-radius: 8px;
  margin: 0 20px;
  padding: 0 42px;
  cursor: pointer;
  text-decoration: none;
}
.check-item:hover {
  box-shadow: 2px 2px 7px 0px rgba(174, 176, 182, 0.44);
}
.check-item .check-title {
  margin-top: 25px;
  font-size: 24px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #0d368a;
  line-height: 33px;
}
.check-item label {
  margin-top: 18px;
  font-size: 20px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #0d368a;
  line-height: 28px;
}
.check-item p {
  font-size: 16px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #222222;
  line-height: 22px;
}
.check-item button {
  font-size: 20px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #e60012;
  line-height: 28px;
}

/* sample */
.g-sample {
  width: 100%;
  height: 855px;
  background-color: #ffffff;
}
.g-sample__wrap {
  width: 1280px;
}
.sample-title {
  margin-top: 68px;
  margin-bottom: 16px;
}
.sample-title img {
  height: 45px;
  margin-right: 4px;
}
.sample-title span {
  font-size: 38px;
  font-family: AlibabaPuHuiTi_Medium;
  color: #c82c37;
  line-height: 53px;
  letter-spacing: 3px;
}
.sample-divider {
  width: 900px;
  background-color: #c82c37;
  height: 2px;
}
.sample-subtitle {
  margin-top: 16px;
}
.sample-subtitle span {
  font-size: 24px;
  font-family: AlibabaPuHuiTi_Medium;
  color: #c82c37;
  line-height: 33px;
  letter-spacing: 1px;
  margin: 0 81px;
}
.sample-frame {
  width: 1013px;
  height: 585px;
  margin-top: 24px;
}
.sample-report__wrap {
  width: 778px;
  height: 491px;
  margin-top: 33px;
  overflow: hidden;
  overflow-y: scroll;
}
.sample-report__wrap img {
  width: 100%;
  height: auto;
}

/* footer begin */
.g-footer {
  width: 100%;
  height: 216px;
  background: #495574;
}
.g-footer__wrap {
  width: 1000px;
  height: 100%;
}
.footer-head {
  height: 165px;
  margin: 0 auto;
  width: 900px;
}
.footer-head__link {
  max-width: 400px;
}
.footer-head__about {
  width: 658px;
}
.footer_kefu {
  margin-right: 70px;
}
.footer-head__item div {
  font-size: 14px;
  font-family: PingFangSC-Medium, PingFangSC-Regular;
  font-weight: 500;
  color: #ffffff;
  line-height: 20px;
  margin-top: 19px;
}
.footer-head__item a {
  text-decoration: none;
  font-size: 12px;
  font-family: PingFangSC-Regular, PingFangSC-Regular;
  font-weight: 400;
  color: #ffffff;
  line-height: 17px;
  margin-top: 19px;
}
.footer-head__about {
  display: flex;
  flex-direction: column;
}
.footer-head__about p {
  font-size: 14px;
  font-family: PingFangSC-Medium, PingFangSC-Regular;
  font-weight: 500;
  color: #ffffff;
  line-height: 20px;
}
.footer-head__about span {
  font-size: 12px;
  font-family: PingFangSC-Regular, PingFangSC-Regular;
  font-weight: 400;
  color: #ffffff;
  line-height: 17px;
}
.footer-divider {
  width: 900px;
  height: 1px;
  background-color: #ffffff;
  margin: 0 auto;
}
.footer-bottom {
  height: 50px;
  font-size: 12px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #ffffff;
  line-height: 17px;
}
.footer-bottom a {
  color: #FFFFFF;
  text-decoration: none;
}