.font16 {
  font-size: 16px;
}
.font18 {
  font-size: 18px;
}
.font20 {
  font-size: 20px;
}
.font24 {
  font-size: 24px;
}
.font26 {
  font-size: 26px;
}
.font28 {
  font-size: 28px;
}
.font36 {
  font-size: 36px;
}
@media screen and (max-width: 1520px) {
  .font18 {
    font-size: 17px;
  }
  .font20 {
    font-size: 18px;
  }
  .font24 {
    font-size: 22px;
  }
  .font26 {
    font-size: 24px;
  }
  .font28 {
    font-size: 26px;
  }
  .font36 {
    font-size: 34px;
  }
}
@media screen and (max-width: 1200px) {
  .font16 {
    font-size: 15px;
  }
  .font18 {
    font-size: 16px;
  }
  .font20 {
    font-size: 16px;
  }
  .font24 {
    font-size: 20px;
  }
  .font26 {
    font-size: 22px;
  }
  .font28 {
    font-size: 24px;
  }
  .font36 {
    font-size: 32px;
  }
}
@media screen and (max-width: 1000px) {
  .font24 {
    font-size: 19px;
  }
  .font26 {
    font-size: 21px;
  }
  .font28 {
    font-size: 22px;
  }
  .font36 {
    font-size: 30px;
  }
}
body {
  margin-top: 0!important;
}
.container_index {
  width: 90%;
  max-width: 1400px;
  margin: 0 auto;
}
.header_pc {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  width: 100%;
  height: 80px;
  background: transparent;
  transition: all 0.3s;
}
.header_pc .container_index {
  max-width: 1433px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header_pc .container_index .img2 {
  display: none;
}
.header_pc .container_index > ul {
  flex: 1;
  display: flex;
  justify-content: space-between;
  margin: 0;
}
.header_pc .container_index > ul > li {
  display: flex;
  align-items: center;
  position: relative;
}
.header_pc .container_index > ul > li .list {
  color: #fff;
  opacity: 0.8;
  display: flex;
  align-items: center;
  font-weight: normal;
  margin: 0;
  position: relative;
}
.header_pc .container_index > ul > li .list span {
  position: relative;
}
.header_pc .container_index > ul > li .list img {
  margin-left: 6px;
}
.header_pc .container_index > ul > li .menu {
  display: none;
  position: absolute;
  top: 80px;
  padding-top: 35px;
  left: 50%;
  transform: translateX(-50%);
}
.header_pc .container_index > ul > li .menu ul {
  background: #fff;
  border-radius: 20px;
  width: 854px;
  padding: 40px;
  display: flex;
  justify-content: space-between;
}
.header_pc .container_index > ul > li .menu ul li {
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: 20px;
}
.header_pc .container_index > ul > li .menu ul li img {
  margin-right: 6px;
}
.header_pc .container_index > ul > li .menu ul li div {
  display: flex;
  align-items: center;
  color: #000;
  font-weight: bold;
}
.header_pc .container_index > ul > li .menu ul li p {
  margin: 0;
}
.header_pc .container_index > ul > li .menu ul li p a {
  padding: 5px 0;
  transition: all 0.3s;
  background: #fff;
}
.header_pc .container_index > ul > li .menu ul li p a span {
  color: #000;
  opacity: 0.5;
  transition: all 0.3s;
  display: inline-block;
}
.header_pc .container_index > ul > li .menu ul li p:hover a {
  padding: 5px 10px 5px 15px;
  background: #277FFF;
}
.header_pc .container_index > ul > li .menu ul li p:hover a span {
  opacity: 1;
  color: #fff;
}
.header_pc .container_index > ul > li .menu ul li p:hover .img1 {
  display: none;
}
.header_pc .container_index > ul > li .menu ul li p:hover .img2 {
  display: inline-block;
}
.header_pc .container_index > ul > li .menu::before {
  content: "";
  position: absolute;
  top: 15px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-bottom: 20px solid #fff;
  /* 颜色可改 */
  width: 0;
  height: 0;
}
.header_pc .container_index > ul > li.active .list,
.header_pc .container_index > ul > li.on .list {
  opacity: 1;
  font-weight: bold;
}
.header_pc .container_index > ul > li.active .list span::before,
.header_pc .container_index > ul > li.on .list span::before {
  content: '';
  height: 4px;
  width: 75%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -10px;
  border-radius: 5px;
  background: #fff;
}
.header_pc .container_index > ul > li.active .list .img1,
.header_pc .container_index > ul > li.on .list .img1 {
  display: none;
}
.header_pc .container_index > ul > li.active .list .img2,
.header_pc .container_index > ul > li.on .list .img2 {
  display: block;
}
.header_pc .container_index > ul > li.active .menu,
.header_pc .container_index > ul > li.on .menu {
  display: block;
}
.header_pc:hover,
.header_pc.on {
  background: #fff;
}
.header_pc:hover .container_index > ul > li .header_logo .img1,
.header_pc.on .container_index > ul > li .header_logo .img1 {
  display: none;
}
.header_pc:hover .container_index > ul > li .header_logo .img2,
.header_pc.on .container_index > ul > li .header_logo .img2 {
  display: block;
}
.header_pc:hover .container_index > ul > li .list,
.header_pc.on .container_index > ul > li .list {
  color: #000;
  font-weight: bold;
}
.header_pc:hover .container_index > ul > li .list .img2,
.header_pc.on .container_index > ul > li .list .img2 {
  display: block;
}
.header_pc:hover .container_index > ul > li .list .img1,
.header_pc.on .container_index > ul > li .list .img1 {
  display: none;
}
.header_pc:hover .container_index > ul > li.active .list,
.header_pc.on .container_index > ul > li.active .list,
.header_pc:hover .container_index > ul > li.on .list,
.header_pc.on .container_index > ul > li.on .list {
  color: #277FFF;
}
.header_pc:hover .container_index > ul > li.active .list span::before,
.header_pc.on .container_index > ul > li.active .list span::before,
.header_pc:hover .container_index > ul > li.on .list span::before,
.header_pc.on .container_index > ul > li.on .list span::before {
  background: #277FFF;
}
.header_mobile {
  display: none;
  position: relative;
  background: #fff;
}
.header_mobile > .img {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header_mobile > .img img {
  display: block;
}
.header_mobile > .img img:nth-child(1) {
  height: 60px;
}
.header_mobile > .img img:nth-child(2) {
  height: 18px;
  width: 24px;
  margin-right: 15px;
}
.header_mobile .slide_menu {
  position: absolute;
  display: none;
  top: 100%;
  z-index: 999;
  background-color: #fff;
  width: 100%;
  border-top: 1px solid #000;
  line-height: 40px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}
.header_mobile .slide_menu > ul > li {
  display: flex;
  flex-direction: column;
  align-items: start;
  padding: 0 20px;
}
.header_mobile .slide_menu > ul > li > a {
  color: #000;
}
.header_mobile .slide_menu > ul > li .list {
  width: 100%;
  margin: 0;
  display: flex;
  justify-content: space-between;
}
.header_mobile .slide_menu > ul > li .list span {
  color: #000;
}
.header_mobile .slide_menu > ul > li .menu {
  width: 100%;
  display: none;
}
.header_mobile .slide_menu > ul > li .menu ul li {
  display: flex;
  flex-direction: column;
  align-items: start;
  padding-left: 20px ;
}
.header_mobile .slide_menu > ul > li .menu ul li div:nth-child(1) {
  width: 100%;
  display: flex;
  justify-content: space-between;
}
.header_mobile .slide_menu > ul > li .menu ul li div:nth-child(1) p {
  font-size: 16px;
}
.header_mobile .slide_menu > ul > li .menu ul li div:nth-child(2) {
  display: none;
}
.header_mobile .slide_menu > ul > li .menu ul li div:nth-child(2) p {
  text-align: left;
}
.header_mobile .slide_menu > ul > li .menu ul li p {
  margin-bottom: 0;
}
.header_mobile .slide_menu > ul > li .menu ul li > p {
  padding-left: 10px;
}
.header_mobile .slide_menu > ul > li .menu ul li > p img {
  margin-right: 6px;
}
.footer_pc {
  background: #111827;
}
.footer_pc .footer_pc_top {
  padding: 48px 0;
  display: flex;
  justify-content: space-between;
}
.footer_pc .footer_pc_top .imgs {
  display: flex;
  align-items: center;
  padding: 0 58px;
}
.footer_pc .footer_pc_top ul {
  display: flex;
  flex-direction: column;
  align-items: start;
}
.footer_pc .footer_pc_top ul li > p {
  color: #fff;
  font-weight: bold;
  margin-bottom: 20px;
}
.footer_pc .footer_pc_top ul li a {
  font-weight: 350;
  color: #fff;
  opacity: 0.6;
  line-height: 30px;
  margin-bottom: 16px;
  display: block;
}
.footer_pc .footer_pc_top ul li div {
  display: flex;
  align-items: center;
}
.footer_pc .footer_pc_top ul li div span {
  display: block;
  text-align: left;
  color: #fff;
  font-weight: 350;
  opacity: 0.6;
}
.footer_pc .footer_pc_top ul li div span:nth-child(1) {
  margin-bottom: 16px;
}
.footer_pc .footer_pc_top ul li div p:nth-child(1) {
  margin-right: 41px;
}
.footer_pc .footer_pc_top ul li div p:nth-child(2) {
  margin-right: 58px;
}
.footer_pc .footer_pc_top ul li > span {
  font-weight: 350;
  color: #fff;
  opacity: 0.6;
  display: block;
}
.footer_pc .footer_pc_bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
}
.footer_pc .footer_pc_bottom p {
  font-weight: 350;
  text-align: center;
  opacity: 0.5;
  color: #fff;
  line-height: 1.5;
}
@media screen and (max-width: 1200px) {
  .header_pc {
    display: none;
  }
  .header_mobile {
    display: block;
  }
  .footer_pc .footer_pc_top {
    padding: 10px;
    flex-direction: column;
  }
  .footer_pc .footer_pc_top .imgs {
    padding: 0;
  }
  .footer_pc .footer_pc_top ul li div {
    flex-direction: column;
  }
  .footer_pc .footer_pc_top ul li div p {
    margin-right: 0!important;
  }
}