#header.fixed {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  z-index: 999;
}
#header .navbar .container {
  padding: 1.375rem 1.625rem 1.4375rem;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 2.5rem;
}
@media (max-width: 1100px) {
  #header .navbar .container .navbar-nav {
    padding-top: 1.25rem;
  }
  #header .navbar .container .input-group,
  #header .navbar .container > .dropdown {
    margin-bottom: 1rem;
  }
}
@media (max-width: 768px) {
  #header .navbar .container {
    max-width: 100%;
    background: #ffffff;
  }
}
@media (max-width: 768px) {
  #header .navbar .navbar-brand {
    flex: 1;
  }
}
#header .navbar .navbar-brand img {
  max-width: 15rem;
  width: 100%;
  height: auto;
}
#header .navbar .search-form .input-group-text {
  background: #FFFFFF;
  border-radius: 0.9375rem 0 0 0.9375rem;
  padding: 0.5rem 0.625rem;
}
#header .navbar .search-form .form-control {
  border-left: 0;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 0.75rem;
  color: #999999;
}
#header .navbar .search-form .form-control:focus {
  border-color: transparent;
  background-color: rgba(203, 0, 0, 0.1);
  outline: none;
  box-shadow: 0 0 0 0.01rem #CB0000;
}
#header .navbar .search-form .btn {
  border-radius: 0 0.9375rem 0.9375rem 0;
  background: #CB0000;
  border: 0;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 0.875rem;
  color: #FFFFFF;
  padding: 0.5rem 0.625rem;
}
#header .navbar .navbar-nav .nav-link:hover {
  color: #CB0000;
}
#header .navbar .navbar-nav .nav-link.active {
  color: #CB0000;
  font-weight: bold;
  position: relative;
  /* 修复媒体查询语法 */
}
#header .navbar .navbar-nav .nav-link.active::after {
  content: "";
  display: block;
  position: absolute;
  bottom: -1.4375rem;
  left: 50%;
  z-index: 1;
  transform: translateX(-50%);
  width: 80%;
  min-width: 1.375rem;
  height: 0.25rem;
  background-color: #CB0000;
}
@media (max-width: 1400px) {
  #header .navbar .navbar-nav .nav-link.active::after {
    opacity: 0;
  }
}
@media (max-width: 1400px) {
  #header .navbar .navbar-nav .nav-link.active::after {
    width: 100%;
  }
}
#header .navbar .nav-item {
  white-space: nowrap;
  margin-right: 0.9375rem;
}
@media (max-width: 1280px) {
  #header .navbar .nav-item {
    margin-right: 0.8125rem;
  }
}
#header .dropdown-menu {
  background: #FFFFFF;
  border-radius: 0.625rem;
  min-width: 6.25rem;
  padding: 0.8125rem 0;
}
@media (max-width: 1400px) {
  #header .dropdown-menu {
    background: #fff;
    border: 0;
    padding: 0 !important;
  }
  #header .dropdown-menu .dropdown-item {
    text-align: left !important;
    padding-left: 0.625rem !important;
  }
}
#header .dropdown-menu .dropdown-item {
  padding: 0.25rem 0.8rem;
  text-align: center;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 0.875rem;
  color: #555555;
}
#header .dropdown-menu .dropdown-item.active,
#header .dropdown-menu .dropdown-item:active {
  background-color: #CB0000 !important;
  color: #ffffff !important;
}
#header .dropdown-menu .dropdown-item:hover {
  background-color: #CB0000 !important;
  color: #fff !important;
}