:root {
  --main-color: #2256B3;
  --hover-color: #153f88;
}

/* --- start -------------------------------------------------------------------------------------------------------------------------------- */
.page-header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all .3s ease;
}
.page-header-wrap.fixed {
  background: #fff;
  box-shadow: 0 0 10px 0 rgba(45, 50, 87, .3);
}

.page-header-wrap > h1 {
  width: 190px;
  height: 55px;
  position: relative;
  overflow: hidden;
  margin: unset;
  transition: all .3s ease;
  background: url(/images/logo-white.png) no-repeat center;
  background-size: contain;
}
.page-header-wrap.fixed > h1 {
  width: 180px;
  height: 52px;
  background: url(/images/logo-black.png) no-repeat center;
  background-size: contain;
}
.page-header-wrap .menu-wrap .menu-item > a {
  --main-color: #fff;
  color: #fff;
}
.page-header-wrap.fixed .menu-wrap .menu-item > a {
  --main-color: #2256B3;
  color: #666;
}

.page-header-wrap > h1 > a {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  text-indent: -9999px;
}
.page-header-wrap .menu {
  display: none;
}
.page-header-wrap .nav .top {
  display: none;
}
.page-header-wrap .menu-wrap {
  display: flex;
  padding: 0 20px;
  color: #666;
  position: relative;
}
.page-header-wrap .menu-wrap .menu-item > a {
  position: relative;
  display: block;
  line-height: 90px;
  padding: 0 15px;
  transition: line-height .3s ease, color .3s ease;
}
.page-header-wrap.fixed .menu-wrap .menu-item > a {
  line-height: 80px;
}
.page-header-wrap .menu-wrap .menu-item > a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 25%;
  width: 30px;
  height: 2px;
  border-radius: 2px;
  background: var(--main-color);
  opacity: 0;
  transform: scale(0) translateX(-50%);
  transition: transform .3s ease, opacity .3s ease;
}
.page-header-wrap .menu-wrap .menu-item.active > a,
.page-header-wrap .menu-wrap .menu-item:hover > a{
  color: var(--main-color);
}
.page-header-wrap .menu-wrap .menu-item.active > a::after,
.page-header-wrap .menu-wrap .menu-item:hover > a::after {
  transform: scale(1) translateX(-50%);
  opacity: 1;
}
.page-header-wrap .dropdown-wrap {
  position: relative;
}
.page-header-wrap .dropdown-wrap .dropdown {
  position: absolute;
  top: 85%;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  white-space: nowrap;
  background: #fff;
  opacity: 0;
  pointer-events: none;
  transition: transform .3s ease, opacity .3s ease;
  padding: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
}
.page-header-wrap .dropdown-wrap .dropdown li + li {
  border-top: 1px solid #efefef;
}
.page-header-wrap .dropdown-wrap .dropdown a {
  display: block;
  line-height: 40px;
  padding: 0 10px;
  border-radius: 5px;
  font-size: 15px;
  transition: background .3s ease, color .3s ease;
}
.page-header-wrap .dropdown-wrap .dropdown a:hover {
  background: var(--main-color);
  color: #fff;
}
.page-header-wrap .dropdown-wrap:hover .dropdown {
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.page-header-wrap .dropdown-wrap.s2 .dropdown {
  overflow: hidden;
  width: 1000px;
  transform: translateX(-60%);
  padding: 30px;
}
.page-header-wrap .dropdown-wrap.s2 .dropdown li {
  float: left;
  width: 20%;
  height: 120px;
  overflow: hidden;
  border: unset;
  text-align: center;
  border-bottom: 1px solid #efefef;
  border-right: 1px solid #efefef;
  padding: 20px 20px;
}
.page-header-wrap .dropdown-wrap.s2 .dropdown li .icon img {
  display: block;
  width: 100%;
  height: 35px;
  object-fit: contain;
  transition: transform .3s ease;
}
.page-header-wrap .dropdown-wrap.s2 .dropdown li:hover img {
  transform: translateY(-5px);
}
.page-header-wrap .dropdown-wrap.s2 .dropdown li:nth-child(5n) {
  border-right: unset;
}
.page-header-wrap .dropdown-wrap.s2 .dropdown li:hover {
  color: var(--main-color);
}
.page-header-wrap .dropdown-wrap.s2 .dropdown li a:hover {
  background: unset;
  color: var(--main-color);
}
@media screen and (max-width: 1260px) {
  .page-header-wrap .nav ul li a {
    padding: 0 10px;
  }
}
@media screen and (max-width: 1080px) {
  .page-header-wrap {
    padding: 0 32px;
  }
  .page-header-wrap > h1,
  .page-header-wrap.fixed > h1 {
    width: 300px;
    height: 60px;
  }
  .page-header-wrap .nav ul li a {
    font-size: 14px;
    line-height: 90px;
  }
  .page-header-wrap.fixed .nav ul li a {
    line-height: 90px;
  }
}
@media screen and (max-width: 640px) {
  .container {
    width: 100%;
  }
  .page-header-wrap {
    padding: 8px 15px;
  }
  .page-header-wrap > h1,
  .page-header-wrap.fixed > h1 {
    width: 140px;
    height: 45px;
  }
  .page-header-wrap .menu {
    display: block;
    width: 30px;
    height: 30px;
  }
  .page-header-wrap .menu svg {
    width: 30px;
    height: 30px;
  }
  .page-header-wrap .menu path {
    fill: #fff;
  }
  .page-header-wrap.fixed .menu path {
    fill: var(--main-color);
  }
  .page-header-wrap .nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #fff;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform .3s ease;
  }
  .page-header-wrap .nav.active {
    transform: translateX(0);
  }
  .page-header-wrap .nav .top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 15px;
  }
  .page-header-wrap .nav .top .logo {
    width: 240px;
  }
  .page-header-wrap .nav .top .logo img {
    max-width: 100%;
    object-fit: contain;
  }
  .page-header-wrap .nav .top .close {
    width: 30px;
    height: 30px;
  }
  .page-header-wrap .nav .top .close img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }
  .page-header-wrap .menu-wrap {
    display: block;
  }
  .page-header-wrap .menu-wrap .menu-item > a {
    color: #666;
    line-height: 60px;
    text-align: center;
    border-bottom: 1px solid #efefef;
  }
  .page-header-wrap .menu-wrap .menu-item.active > a,
  .page-header-wrap .menu-wrap .menu-item:hover > a {
    --main-color: #2256B3;
  }
  .page-header-wrap.fixed .menu-wrap .menu-item > a {
    line-height: 60px;
  }
  .page-header-wrap .dropdown-wrap .dropdown {
    display: none;
  }
  .page-header-wrap .nav .top .logo img {
    width: 140px;
  }
}


.main.pc {
  /* height: 50vh;
  background: gray; */
  overflow: hidden;
}

.page-footer-wrap {
  background: url(/images/f-1.png) no-repeat center;
  background-size: cover;
  justify-content: space-between;
  padding: 30px 0 60px;
}
.page-footer-wrap .top {
  display: flex;
  justify-content: space-between;
}
.page-footer-wrap .top .link-wrap {
  display: flex;
  color: #fff;
}
.page-footer-wrap .top .link-wrap dl:first-child {
  margin-left: 0;
}
.page-footer-wrap .top .link-wrap dl {
  margin-left: 3vw;
}
.page-footer-wrap .top .link-wrap dt {
  font-weight: 700;
  padding-bottom: 5px;
}
.page-footer-wrap .top .link-wrap dd {
  margin-left: unset;
  margin-top: 15px;
  opacity: 0.7;
}
.page-footer-wrap .top .link-wrap dd:hover {
  opacity: 1;
}
.page-footer-wrap .top .about {
  color: #fff;
  text-align: right;
}
.page-footer-wrap .top .about p {
  margin: unset;
  font-size: 15px;
  opacity: 0.9;
}
.page-footer-wrap .top .about h2 {
  margin: 15px 0;
  font-size: 30px;
  color: #FFFFFF;
}
.page-footer-wrap .top .about p + p {
  margin-top: 10px;
}
.page-footer-wrap .bottom {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid #546172;
  margin-top: 80px;
  padding-top: 20px;
}
.page-footer-wrap .bottom {
  color: #A0A0A0;
}
.page-footer-wrap .bottom .links {
  display: flex;
  align-items: center;
}
.page-footer-wrap .bottom .links a {
  display: block;
  position: relative;
  line-height: 1;
}
.page-footer-wrap .bottom .links a + a {
  margin-left: 20px;
}
.page-footer-wrap .bottom .links a + a::before {
  content: "";
  position: absolute;
  top: 2px;
  left: -11px;
  width: 1px;
  height: 13px;
  background: #A0A0A0;
}
.page-footer-wrap .bottom a {
  transition: color .3s ease;
}
.page-footer-wrap .bottom a:hover {
  color: #fff;
}
.page-footer-wrap .top .about {
  position: relative;
}
.page-footer-wrap .bottom p {
  margin: 0;
}
.page-footer-wrap .bottom .logo img {
  display: block;
}
.page-footer-wrap .top .about .logo {
  margin-top: 180px;
  position: absolute;
  right: 0;
  bottom: 0;
}
.page-footer-nav-wrap {
  display: none;
}

@media screen and (max-width: 640px) {
  .page-footer-nav-wrap {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-around;
    padding: 10px 15px;
    background: #fff;
    z-index: 999;
    box-shadow: 0 -2px 5px 0 rgba(0, 0, 0, 0.1);
  }
  .page-footer-nav-wrap .col {
    display: flex;
    align-items: center;
    flex-direction: column;
    text-align: center;
  }
  .page-footer-nav-wrap .col.active span {
    color: var(--main-color);
  }
  .page-footer-nav-wrap .col.active img:first-child {
    display: none;
  }
  .page-footer-nav-wrap .col.active img:last-child {
    display: block;
  }
  .page-footer-nav-wrap .icon {
    height: 30px;
    margin-bottom: 10px;
  }
  .page-footer-nav-wrap .icon img {
    height: 100%;
    object-fit: contain;
    text-align: center;
  }
  .page-footer-nav-wrap .icon img:first-child {
    display: block;
  }
  .page-footer-nav-wrap .icon img:last-child {
    display: none;
  }
  .page-footer-nav-wrap span {
    display: block;
    font-size: 12px;
    color: #999999;
    text-align: center;
  }


  .page-footer-wrap .top {
    display: block;
  }
  .page-footer-wrap .top .link-wrap {
    display: none;
  }
  .page-footer-wrap .bottom {
    margin-top: 30px;
    display: block;
  }
  .page-footer-wrap .bottom {
    padding-bottom: 30px;
  }
  .page-footer-wrap .bottom .logo {
    display: none;
  }
  .page-footer-wrap .top .about {
    text-align: left;
  }
  .page-footer-wrap .top .about p {
    font-size: 14px;
  }
  .page-footer-wrap .bottom .links a {
    font-size: 14px;
  }
  .page-footer-wrap .bottom a {
    font-size: 14px;
    line-height: 1.6;
  }
  .page-footer-wrap .top .about .logo {
    margin-top: unset;
    width: 120px;
    bottom: -5px;
  }
  .page-footer-wrap .top .about .logo img {
    max-width: 100%;
    object-fit: contain;
  }
}
/* --- end -------------------------------------------------------------------------------------------------------------------------------- */


@keyframes bounce {
  0%, 100% {
      transform: translateY(0);
  }
  50% {
    transform: translateY(var(--distance-length));
  }
}



.paging-wrap {
  padding: 30px 0;
}
.paging-wrap {
  text-align: center;
  font-size: 14px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #999999;
}
.paging-wrap a {
  display: inline-block;
  height: 32px;
  line-height: 32px;
  border: 1px solid #D9D9D9;
  border-radius: 4px;
  transition: all .3s ease;
  background: #fff;
}
.paging-wrap a:not(a.item) {
  padding: 0 13px;
}
.paging-wrap a + a {
  margin-left: 5px;
}
.paging-wrap a.item {
  width: 32px;
}
.paging-wrap a.item.active {
  background: var(--main-color);
  color: #fff;
  border-color: var(--main-color);
}
.paging-wrap a:hover {
  background: var(--hover-color);
  border-color: var(--hover-color);
  color: #fff;
}
@media screen and (max-width: 640px) {
  .paging-wrap {
    padding: 30px 0;
  }
  .paging-wrap .start-text,
  .paging-wrap .end-text,
  .paging-wrap .start,
  .paging-wrap .prev,
  .paging-wrap .next,
  .paging-wrap .end {
    display: none !important;
  }
}