/* 基础导航样式 */
.header {
  width: 100%;
  height: 100px;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  background: #fff0;
  transition: 1s;
}

.header.on {
  height: 100px;
  background: #fff;
}

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

/*logo样式*/
.header .logo {
  display: flex;
  transition: 1s;
}

.header.on .logo {
  height: 100px;
}

.header .logo a {
  width: 80%;
  height: 80%;
  display: flex;
  align-items: center;
}

.header .logo a img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.header.on .logo .img2 {
  display: flex;
}

.header.on .logo .img1 {
  display: none;
}

.header .logo .img2 {
  display: none;
}




.header .nav {
  width: calc(100% - 320px);
  max-width: 900px;
  display: flex;
  justify-content: flex-end;
}

.header .nav .navbar_nav {
  max-width: 800px;
  width: 100%;
  padding-left: 0;
  display: flex;
  justify-content: space-between;
}

.header .navbar_nav li>a {
  font-size: 16px;
  line-height: 100px;
  color: #fff;
  position: relative;
  font-family: 'bold';
}

.header .navbar_nav li.dropdown {
  width: auto;
}

.header .navbar_nav li.dropdown .dropdown_menu {
  position: absolute;
  top: 100%;
  width: 200px;
  left: calc(50% - 100px);
  background: #fff;
}

.header .navbar_nav li.dropdown .dropdown_menu a {
  font-size: 14px;
  padding: 10px 0;
  text-align: center;
  width: 100%;
  overflow: hidden;
  border-bottom: 1px solid #fff;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  word-break: break-all;
}

.header .navbar_nav li.dropdown .dropdown_menu a:hover {
  color: #fff;
  background: var(--color);
}

.header.on .navbar_nav li a {
  color: #000;
}

/* 响应式代码 */
@media screen and (max-width: 992px) {

  .header.on #navToggle span,
  .header.on #navToggle span:before,
  .header.on #navToggle span:after {
    background: #000 !important;
  }

  .header #navToggle span,
  .header #navToggle span:before,
  .header #navToggle span:after {
    background: #000 !important;
  }

  .header .logo .img2 {
    display: flex;
  }

  .header .logo .img1 {
    display: none;
  }

  .header {
    background: #fff;
  }

  .bannerbigbox {
    margin-top: 60px;
  }
}

/* 新加 - 模块 */
/* 导航更新代码 */

.header {
  background: #252525;
  height: 90px;
  padding: 0;
}

.header .container {
  width: 100%;
  max-width: 100%;
  padding: 0;
}

.header .logo {
  width: 360px;
  height: 90px;
  background: var(--color);
  display: flex;
  align-items: center;
  justify-content: center;
}

.header .nav {
  width: calc(100% - 360px);
  max-width: initial;
}

.header .nav .navbar_nav {
  width: calc(100% - 120px);
  max-width: 900px;
  display: flex;
  justify-content: space-around;
}

.header .navbar_nav li>a {
  line-height: 90px;
  color: #fff;
}

.header .navbar_nav li:hover>a {
  color: var(--color);
}

.header .navbar_nav li.dropdown:hover .dropdown_menu {
  display: flex;
  flex-direction: row;
  justify-content: flex-end;
}

.header .navbar_nav li.dropdown .dropdown_menu {
  position: fixed;
  left: 0;
  top: 90px;
  width: 100%;
  background: #ffffffaa;
  padding-right: 120px;
  flex-direction: row-reverse;
  transition: 1s !important;
}

.header .navbar_nav .dropdown_menu .menu_2 .menu_2_a {
  border: 0px;
  border-bottom: 2px solid #fff0;
  padding: 0;
  line-height: 40px;
  color: #5f5f5f;
  margin: 0 15px;
  position: relative;
  width: auto;
  overflow: visible;
}

.header .navbar_nav .dropdown_menu .menu_2 .menu_2_a:hover {
  color: #5f5f5f;
  background: #fff0;
  border-bottom: 2px solid var(--color);
}

.header .navbar_nav .dropdown_menu .menu_2 .menu_2_a::after {
  content: "";
  display: block;
  width: 1.5px;
  height: 50%;
  position: absolute;
  right: -15px;
  top: 25%;
  background: #bdbdbd;
}

.header .navbar_nav .dropdown_menu .menu_2:last-child .menu_2_a::after {
  display: none;
}

/* 导航图标代码 */
.HeaderRight {
  transition: 1s;
  color: #fff;
  width: 120px;
  height: 90px;
  border-left: 1px solid #fff;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.language img {
  margin-left: 10px;
}

.language_list {
  display: none;
}

.HeaderRight:hover .language_list {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: #252525;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.language_list a {
  display: block;
  width: 100%;
  text-align: center;
  line-height: 40px;
  color: #fff;
}

.language_list a:hover {
  background: var(--color);
}

/* 下拉高度 */
.header.on {
  height: 72px;
  background: #252525;
}

.header.on .logo {
  height: 72px;
}

.header.on .navbar_nav li>a {
  line-height: 72px;
}

.header.on .navbar_nav li a {
  color: #fff;
}

.header.on .HeaderRight {
  height: 72px;
}

.header.on .navbar_nav li.dropdown .dropdown_menu {
  top: 72px;
}

.languagePhone {
  display: none;
}

/* 下拉 */
@media (max-width: 1440px) {
  .header .logo {
    width: 300px;
  }

  .header .nav {
    width: calc(100% - 300px);
  }
}

@media (max-width: 960px) {
  .header #navToggle {
    margin: 0;
  }

  .header #navToggle span,
  .header #navToggle span:before,
  .header #navToggle span:after,
  .header.on #navToggle span,
  .header.on #navToggle span:before,
  .header.on #navToggle span:after {
    background: #fff !important;
  }

  .header .logo {
    width: 240px;
  }

  .m_nav {
    box-shadow: none;
    transform: translateY(-100%);
    background: #52525200;
  }

  .m_nav .top {
    background: #252525;
    height: 60px;
    width: 50px;
    padding: 15px;
    box-sizing: border-box;
    right: 0;
    position: absolute;
  }

  .m_nav .top .closed {
    filter: invert(1);
  }

  .m_nav.open {
    transform: translateY(0);
  }

  .m_nav .logo {
    display: none;
  }

  .m_nav .ul {
    padding: 0;
    background: #525252;
    height: calc(100vh - 120px);
    margin: 0;
    margin-top: 60px;
  }

  .m_nav .ul li a {
    text-align: center;
    color: #fff;
  }

  .m_nav .ul li {
    border-bottom: 1px solid #666;
 
  }
.m_nav .ul li .dropdown_menu a{
     padding: 0;
   border-bottom: 0;
  opacity:0.5;
}
  .languagePhone {
    display: block;
    position: absolute;
    right: 56px;
    color: #fff;
    font-size: 18px;
  }
}