.header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  min-width: 1220px;
}
.header::after {
  min-width: 1220px;
  width: 100%;
  height: 63px;
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  background: linear-gradient(180deg, #0142DF 0%, #306FD6 100%);
  opacity: 0.51;
  z-index: -1;
}
.header .header_nav {
  display: flex;
  min-width: 1220px;
  margin: 0 auto;
  padding: 0 30px;
  justify-content: space-between;
  align-items: center;
}
.header .header_nav .menu {
  align-items: center;
}
.header .header_nav .menu > ul {
  display: flex;
}
.header .header_nav .menu > ul li a {
  font-size: 16px;
  color: #fff;
  margin-left: 45px;
  position: relative;
  padding-bottom: 12px;
}
.header .header_nav .menu > ul li a::after {
  content: "";
  height: 3px;
  background: #fff;
  position: absolute;
  left: 50%;
  width: 0;
  bottom: 0;
  border-radius: 2px;
  transition: all 0.5s ease-in-out;
}
.header .header_nav .menu > ul li a.on::after,
.header .header_nav .menu > ul li a:hover::after {
  width: 30px;
  margin-left: -15px;
  background: #fff;
}
.header .header_nav .menu > ul li:first-child a {
  margin-left: 0;
}
.header .header_nav .menu > a {
  margin: 0 23px 0 19px;
}
.header .header_nav .menu .login {
  background: #0062FF;
  border-radius: 5px;
  padding: 6px 18px;
}
.header .header_nav .menu .login a {
  font-size: 16px;
  color: #fff;
}
.header .header_nav .logo .logo_img_1 {
  display: none;
}
.header.header_scroll {
  box-shadow: 0px 3px 10px 1px rgba(0, 0, 0, 0.09);
  height: 0;
}
.header.header_scroll::after {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 1;
  height: 66px;
}
.header.header_scroll .header_nav .menu ul li a {
  color: #000;
}
.header.header_scroll .header_nav .menu ul li a.on::after {
  background: #2A4DBE;
}
.header.header_scroll .logo .logo_img {
  display: none;
}
.header.header_scroll .logo .logo_img_1 {
  display: block;
}
.header.header_demand {
  box-shadow: 0px 3px 10px 1px rgba(0, 0, 0, 0.09);
}
.header.header_demand::after {
  background: #fff;
  opacity: 1;
}
.header.header_demand .header_nav .menu ul li a {
  color: #000;
}
.header.header_demand .header_nav .menu ul li a.on::after {
  background: #2A4DBE;
}
.header.header_demand .header_nav .menu > a {
  margin-right: 12px;
}
.header.header_model {
  box-shadow: 0px 3px 10px 1px rgba(0, 0, 0, 0.09);
  height: 0;
}
.header.header_model::after {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 1;
  height: 66px;
}
.header.header_model .header_nav .menu ul li a {
  color: #000;
}
.header.header_model .header_nav .menu ul li a.on::after {
  background: #2A4DBE;
}
.header.header_model .header_nav .menu > a {
  margin-right: 12px;
}
.header .menu_search {
  width: 13%;
  max-width: 143px;
  height: 39px;
  background: #F5F5F5;
  border-radius: 20px 20px 20px 20px;
  padding: 0 12px;
  margin-right: 12px;
}
.header .menu_search input {
  background: none;
  margin-left: 4px;
  max-width: 100%;
}
.header.header-user::after {
  background: #1B7FDF;
  opacity: 1;
}
.header.header-user .header_nav {
  padding-top: 22px;
  padding-bottom: 25px;
}
.header.header-user .header_nav .avatar {
  margin-right: 10px;
}
.header.header-user .header_nav .menu {
  width: 1157px;
}
.header.header-user .header_nav .menu .user-info {
  position: relative;
}
.header.header-user .header_nav .menu .user-info #dropdownMenu1 {
  cursor: pointer;
  color: #fff;
}
.header.header-user .header_nav .menu .user-info #dropdownMenu1 img {
  margin-left: 4px;
}
.header.header-user .header_nav .menu .user-info .dropdown-menu {
  left: 87px;
  width: 105px;
  min-width: 105px;
}
.header.header-user .header_nav .menu .user-info .dropdown-menu::after {
  content: '';
  position: absolute;
  left: 44px;
  top: -8px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid #fff;
  transform: rotate(180deg);
}
.header.header-user .header_nav .menu .user-info .dropdown-menu li {
  padding: 8px 0 8px 15px;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}
.header.header-user .header_nav .menu .user-info .dropdown-menu li span {
  font-size: 13px;
  color: #5E5E5E;
  margin-left: 4px;
}
.header.header-user .header_nav .menu .user-info .dropdown-menu li a {
  padding: 0;
  outline: none;
}
.header.header-user .header_nav .menu .user-info .dropdown-menu li a:hover {
  background: none;
}
.user-page .header::after {
  height: 110px;
}
.user_header {
  background: #F5F5F5;
  height: 37px;
  line-height: 37px;
  font-size: 14px;
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
}
.user_header span,
.user_header a {
  color: #707070;
}
.user-page .header {
  top: 37px;
}
.login-header {
  padding: 18px 0 10px;
}
.login-header .login-header-left img {
  margin-right: 8px;
}
.login-header .login-header-left p {
  color: #0B589E;
  letter-spacing: 1px;
}
.login-header .login-header-right {
  gap: 17px;
}
.login-header .login-header-right p {
  font-size: 12px;
  margin-top: 4px;
  text-align: center;
}
/*footer*/
.footer {
  background: #F3F5F7;
  width: 100%;
  padding: 10px 0;
}
.sub_footer {
  background: #fff;
  padding: 27px 0 30px;
  text-align: center;
  min-width: 1220px;
}
.sub_footer .navlist {
  display: flex;
  justify-content: center;
  margin-bottom: 19px;
}
.sub_footer .navlist li {
  border-right: 1px solid #000;
  padding: 0 12px;
  font-size: 14px;
}
.sub_footer .navlist li a {
  color: #000;
}
.sub_footer .navlist li:last-child {
  border-right: 0;
}
.sub_footer p {
  margin-top: 10px;
}
.sub_footer .color3,.sub_footer .color3 a {
  color: #A4A4A4;
}
.sub_footer .font14 {
  font-size: 14px;
}
.sub_page {
  padding-top: 35px;
}
.user-center-main {
  display: flex;
  padding: 43px 0;
  justify-content: space-between;
}
.user-center-main-content {
  width: calc(100% - 233px);
  min-height: 890px;
  background: #FFFFFF;
  border-radius: 10px 10px 10px 10px;
  border: 1px solid #E5E5E5;
  padding: 35px 40px;
}
.user-center-main-content .user-center-common-title {
  color: #333;
  font-size: 20px;
  font-weight: bold;
  padding-bottom: 24px;
  border-bottom: 1px solid #E9E9E9;
}
.nav_box {
  color: #2D2D2D;
  margin-bottom: 33px;
}
.nav_box a {
  color: #2D2D2D;
  margin: 0 5px;
}
.m_footer {
  display: none;
}
.footer_beian {
  width: 100%;
  padding: 22px 0;
  border-top: 1px solid #D2D2D2;
  display: flex;
  justify-content: center;
  align-items: center;
}
.footer_beian p {
  font-size: 14px;
  display: inline-block;
  text-align: center;
}
.footer_beian p a {
    color: #000;
}
.goTop img {
  margin-left: 8px;
}
.footer_middle {
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 60px 80px 20px 70px;
}
.link_box {
  width: calc(100% - 720px);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-top: 16px;
}
.footer_link {
  display: flex;
  justify-content: left;
  align-items: flex-start;
  flex-direction: column;
}
.link_title h5 {
  font-size: 16px;
  color: #333333;
  line-height: 20px;
}
.link_item {
  display: flex;
  justify-content: left;
  align-items: flex-start;
  flex-direction: column;
}
.link_item a {
  font-size: 14px;
  line-height: 22px;
  color: #787878;
  margin-top: 14px;
  display: inline-block;
}
.link_item a:hover {
  color: #1C4F9B;
}
.ewm_info {
  width: 280px;
}
.ewm_info p {
  font-size: 14px;
  margin-bottom: 7px;
}
.footer_ewm {
  display: flex;
  justify-content: right;
  align-items: center;
  padding: 4px 0 13px;
}
.ewm_item {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  margin-right: 11px;
  background: #fff;
  padding: 8px 8px 10px 8px;
  border-radius: 9px;
}
.ewm_item p {
  font-size: 12px;
  margin: 4px 0 0;
}
.ewm_item img {
  display: inline-block;
  width: 160px;
  height: auto;
}
/*footer*/
/*右侧导航条*/
#gotop {
  display: none;
}
.fixed-right {
  position: fixed;
  right: 12px;
  bottom: 100px;
  /* transform: translateY(-50%); */
  z-index: 25;
  width: 56px;
  background: #fff;
  box-shadow: 0px 3px 6px 1px rgba(0, 0, 0, 0.16);
  border-radius: 28px;
  padding: 18px 0 9px;
}
.fixed-right .box {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  cursor: pointer;
  margin-bottom: 4px;
  text-decoration: none;
}
.fixed-right .box p {
  font-size: 14px;
  color: #272636;
}
.fixed-right .box:hover::after {
  content: none;
}
.fixed-right .box .h:after {
  content: '';
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 10px solid #0065B3;
  position: absolute;
  left: 100%;
  top: 50%;
  margin-top: -10px;
}
.fixed-right .box a {
  display: block;
  width: 30px;
  height: 30px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: auto auto;
}
.fixed-right .box .hide_div {
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  opacity: 1;
  visibility: hidden;
  z-index: 10;
}
.fixed-right .box:hover .hide_div {
  opacity: 1;
  visibility: visible;
}
.fixed-right .box .ewm-box {
  position: relative;
  width: 160px;
  background-color: #fff;
  padding: 10px;
  border-radius: 5px;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);
}
.fixed-right .box .ewm-box img {
  display: inline-block;
  width: 100%;
  height: auto;
}
.fixed-right .box.totop a {
  background: url(../images/index/top.png) no-repeat center center;
  background-size: 43px 43px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 43px;
  height: 43px;
  margin: auto;
}
.fixed-right .box.tel1 {
  margin-bottom: 11px;
}
.fixed-right .box.tel1 a {
  background-image: url(../images/index/erweima.png);
}
.fixed-right .box.tel2 a {
  background-image: url(../images/index/kefu.png);
}
.exhibition_system {
  min-width: 1220px;
}
.exhibition_system .exhibition_system_box {
  position: relative;
}
.exhibition_system .exhibition_system_box img {
  width: 100%;
  height: 100%;
}
.exhibition_system .exhibition_system_box .exhibition_system_box_content {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.exhibition_system .exhibition_system_box .exhibition_system_box_content .exhibition_system_box_title {
  font-size: 46px;
  font-weight: bold;
  color: #fff;
  margin-bottom: 28px;
  letter-spacing: 2px;
}
.exhibition_system .exhibition_system_box .exhibition_system_box_content a {
  width: 244px;
  height: 59px;
  background: linear-gradient(180deg, #FECF36 0%, #FF7505 100%);
  border-radius: 10px ;
  font-size: 20px;
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.exhibition_system .exhibition_system_box .exhibition_system_box_content a:hover {
  text-decoration: none;
}
.container1 {
  overflow-x: auto;
}
@media screen and (max-width: 1440px) {
  .header .header_nav .menu > ul li a {
    margin-left: 35px;
  }
}
@media screen and (max-width: 1366px) {
  .header .header_nav .logo {
    max-width: 260px;
  }
  .header .header_nav .menu > ul li a {
    margin-left: 30px;
    font-size: 16px;
  }
}