.header {
  position: fixed;
  z-index: 9999;
  background: #fff;
  left: 0;
  right: 0;
  top: 0;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  border-bottom: 1px solid #e4e4e4;
}

.header .main-content {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  width: auto;
  max-width: 1280px;
  min-width: 1120px;
}

.header .header-logo {
  height: 38px;
  width: 140px;
  background-image: url(/site/assets/images/header/logo-58c7515fbd.png);
  background-size: 100%;
}

.header .header-nav {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  height: 80px;
  line-height: 80px;
}

.header .header-nav .header-nav-item {
  margin-right: 60px;
  cursor: pointer;
  position: relative;
  font-size: 14px;
}

.header .header-nav .header-nav-item > a {
  white-space: nowrap;
}

.header .header-nav .header-nav-item:last-child {
  margin-right: 0;
}

.header .header-nav .header-nav-item.header-nav-item-active {
  border-bottom: 3px solid #ed7700;
}

.header .header-nav .header-nav-item .nav-children .nav-children-item:hover, .header .header-nav .header-nav-item.header-nav-item-active > a, .header .header-nav .header-nav-item:hover > a, .header.dark .header-nav .header-nav-item.header-nav-item-active > a {
  color: #ed7700;
}

.header .header-nav .header-nav-item .nav-children {
  display: none;
  opacity: 0;
  position: absolute;
  top: 80px;
  left: -30px;
  z-index: 100;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  background: #fff;
  color: #333;
  padding: 0 30px 30px;
}

.header .header-nav .header-nav-item .nav-children.column1 {
  width: 220px;
}

.header .header-nav .header-nav-item .nav-children.column2 {
  width: 600px;
}

.header .header-nav .header-nav-item .nav-children.column3 {
  width: 846px;
}

.header .header-nav .header-nav-item .nav-children .nav-children-item {
  font-size: 14px;
  height: 14px;
  line-height: 14px;
  margin-top: 30px;
}

.header .header-nav .header-nav-item:hover {
  border-bottom: 3px solid #ed7700;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}

.header .header-nav .header-nav-item:hover .nav-children {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  opacity: 1;
}

.header.dark {
  border-bottom: 1px solid #101010;
}

.header.dark .header-logo {
  background-image: url(/site/assets/images/header/logo_dark-a1104ed207.png);
}

.header.dark .header-nav .header-nav-item a {
  color: rgba(255, 255, 255, 0.65);
}

.header.dark .header-nav .header-nav-item.header-nav-item-active {
  border-bottom: 3px solid #ed7700;
}

.header.dark, .header.dark .header-nav .header-nav-item .nav-children {
  background: #101010;
}

.header-placeholder {
  height: 80px;
}

.mobile-header-container {
  display: none;
}