.header {
  width: 100%;
  height: 13.625rem;
  position: absolute;
  top: 0px;
  left: 0px;
  z-index: 999;
  padding: 1.75rem 0px 0px;
  background: linear-gradient(rgb(0, 0, 0) 0%, rgb(0, 0, 0) 20%, rgba(0, 0, 0, 0) 100%);
  animation: fadeInFromDown 0.7s ease-out !important;
}

@keyframes fadeInFromDown {
  from {
    opacity: 0;
    transform: translateY(-90px)
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.sj_logo {
  display: none;
}

.pc_nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pc_nav_l,
.pc_nav_r {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: calc(50% - 4rem);
  position: relative;
  margin-top: 1.25rem;
}

.pc_nav_l::before,
.pc_nav_r::before {
  position: absolute;
  content: "";
  width: 100%;
  height: 2.5625rem;
  top: 100%;
  background-size: contain !important;
  background-position: center center !important;
  background-repeat: no-repeat !important;
}

.pc_nav_l::before {
  background: url("../images/nav_zbj.png");
  left: 0px;
}

.pc_nav_r::before {
  background: url("../images/nav_ybj.png");
  right: 0px;
}

.pc_nav_c {
  width: 8rem;
  position: relative;
}

.pc_nav_c::before {
  position: absolute;
  content: "";
  width: 16rem;
  height: 3.75rem;
  background: url("../images/logo_wz.png") center center / contain no-repeat;
  top: 100%;
  left: calc(50% - 8rem);
}

.pc_nav_c a {
  display: block;
}

.pc_nav_c a img {
  display: block;
  width: 100%;
  height: auto;
}

.pc_nav_r .search img {
  display: block;
}

.pc_nav .pc_nav_l>li,
.pc_nav .pc_nav_r>li {
  line-height: 3.625rem;
  width: 20%;
  position: relative;
}

.pc_nav li .menu-items {
  display: none;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 100%;
  background: rgba(0, 0, 0, 0.87);
  width: auto;
  min-width: 100%;
  z-index: 9;
}

.pc_nav li .menu-items li {
  transition: 0.4s ease-in;
}

.pc_nav li .menu-items li:hover {
  background: url("../images/nav_ej_li_bg.png") 0% 0% / cover;
}

.pc_nav li .menu-items li a {
  display: block;
  line-height: 3.125rem;
  font-size: max(14px, 1rem);
  padding: 0px 1.25rem;
  text-align: center;
  color: rgb(255, 255, 255);
  white-space: nowrap;
}

.pc_nav li .yjlm {
  display: block;
  width: 100%;
  height: 100%;
  font-size: max(17px, 1.25rem);
  color: rgb(255, 255, 255);
  text-align: center;
}

.seach_menu {
  display: none;
  align-items: center;
}

.seach_menu a {
  display: block;
}

.seach_menu .seach {
  width: 24px;
  height: 24px;
  background-image: url("../images/magnifyingGlass.png");
  background-repeat: no-repeat;
  background-position: center center;
  margin-right: 20px;
}

.seach_menu .menu span {
  display: block;
  width: 24px;
  height: 2px;
  background: rgb(255, 255, 255);
  margin-bottom: 7px;
}

.seach_menu .menu span:last-child {
  margin-bottom: 0px;
}

.footer {
  background-image: url("../images/footer_bg.png");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
}

.footer p,
.footer span {
  font-size: max(14px, 1rem);
  line-height: 2rem;
}

.footer_t .w1600 {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.footer_t .w1600 .dz_dh {
  width: 23.125%;
}

.footer_t .w1600 .dz_dh p {
  color: rgb(229 246 255);
}

.footer_t .ewm {
  width: 28%;
  display: flex;
}

.footer_t .ewm li {
  margin: 0px 0.875rem;
}

.footer_t .ewm li img {
  width:100px;
  height:auto;
}

.footer_t .ewm li p {
  color: rgb(177 223 247);
  text-align: center;
}

.footer_t .w1600>div,
.footer_t .ewm {
  height: 13.75rem;
  border-left: 2px solid rgba(255, 255, 255, 0.15);
}

.footer_t .w1600>div {
  padding: 2.375rem 2.1875rem 1.5rem;
}

.footer_t .w1600 .db_logo {
  width: 29%;
  padding-left: 0px;
  display: flex;
  align-items: center;
}

.footer_t .w1600 .db_logo img {
  display: block;
  width: 100%;
  height: auto;
}

.footer_t .ewm {
  padding: 2.375rem 1.875rem 1.5rem;
}

.footer_t .w1600>div:first-child {
  border-left: none;
}

.footer_t .ll_tj {
  width: 19.875%;
  padding-right: 0px;
}

.footer_t .ll_tj span,
.footer_t .ll_tj p,
.footer_t .ll_tj p  span{
  color: rgb(177 223 247);
}

.footer_t .ll_tj span {
  color: rgb(229 246 255);
}

.footer_b {
  border-top: 2px solid rgba(255, 255, 255, 0.15);
  padding: 1.5rem 0px 1.125rem;
}

.footer_b p {
  color: rgb(255, 255, 255);
  text-align: center;
}

@media (max-width: 1650px) {

  .header .w1600,
  .footer_t .w1600,
  .footer_b .w1600 {
    width: 100%;
    padding: 0px 3%;
  }

  .footer_t .ewm {
    padding: 2.375rem 0px 1.5rem;
    justify-content: space-around;
  }

  .footer_t .ewm li {
    margin: 0px;
    width: 28%;
  }

  .footer_t .ewm li img {
    display: block;
    width: 100%;
  }

  .footer_t .w1600>div {
    padding: 2.375rem 1rem 1.5rem;
  }
}

@media (max-width: 1500px) {
  html {
    font-size: 14px;
  }
}

@media (max-width: 1200px) {



  .pc_nav {
    display: none;
  }

  .sj_logo {
    display: block;
  }

  .sj_logo img {
    display: block;
  }

  .header .w1600 {
    display: flex;
    justify-content: space-between;
  }

  .header {
    height: auto;
    padding: 20px 0px;
    position: sticky;
    background: #27b1f9;
  }

  .seach_menu {
    display: flex;
  }

  .seach_menu .search {
  width: 24px;
  height: 24px;
  background-image: url(../images/magnifyingGlass.png);
  background-repeat: no-repeat;
  background-position: center;
  margin-right: 20px;
}

  .menu span {
    transition: transform 0.3s;
  }

  .menu span:first-child {
    margin-top: 0px;
  }

  .menu.open span:nth-child(1) {
    width: 24px;
    transform: rotate(45deg);
    margin-top: 9px;
  }

  .menu.open span:nth-child(2) {
    width: 24px;
    transform: rotate(-45deg);
    margin-top: -9px;
  }

  .menu.open span:nth-child(3) {
    opacity: 0;
  }

  .red {
    display: block;
    position: absolute;
    right: -120%;
    top: 118px;
    height: calc(-118px + 100vh);
    overflow: auto;
    z-index: 999;
  }

  .footer_t .w1600 .db_logo,
  .footer_t .w1600 .dz_dh,
  .footer_t .ewm,
  .footer_t .ll_tj {
    width: 50%;
    height: auto !important;
    border: none !important;
  }

  .footer_t .w1600 {
    place-content: center;
  }

  .footer_t .ewm,
  .footer_t .ll_tj {
    padding-top: 0px !important;
  }

  .footer_t .ewm li {
    max-width: 120px;
  }

  .footer_t .w1600 .db_logo {
    padding-left: 5%;
    padding-right: 5%;
  }
}

@media (max-width: 1024px) {}

@media (max-width: 768px) {
  .red {
    width: 100%;
    top: 105px;
    height: calc(-105px + 100vh);
  }

  .sj_logo {
    height: 65px;
  }

  .sj_logo img {
    display: block;
    width: auto;
    height: 100%;
  }
}

@media (max-width: 576px) {

  .footer_t .w1600 .db_logo,
  .footer_t .w1600 .dz_dh,
  .footer_t .ewm,
  .footer_t .ll_tj {
    width: 100%;
    padding: 0px !important;
  }

  .footer_t {
    padding: 1.875rem 0px;
  }

  .footer_t .w1600 .db_logo {
    width: 80%;
  }

  .footer_t .w1600 .dz_dh {
    margin: 20px 0px;
    text-align: center;
  }

  .footer_t .ewm {
    justify-content: space-between;
    margin-bottom: 1.25rem;
  }

  .footer_t .ewm li {
    width: 30%;
    max-width: none;
  }

  .footer_t .ll_tj {
    text-align: center;
  }

  .header {
    padding: 15px 0px;
  }

  .red {
    top: 85px;
    height: calc(-85px + 100vh);
  }

  .sj_logo {
    height: 55px;
  }
}

@media (max-width: 480px) {

  .header {
    padding: 10px 0px;
  }

  .sj_logo {
    height: 45px;
  }

  .red {
    top: 65px;
    height: calc(-65px + 100vh);
  }
}