* {
  margin: 0;
  padding: 0;
}

.lang {
  display: none;
}

header {
  position: sticky;
  width: 100%;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(0, 13, 51, .3);
  border-bottom: 1px solid transparent;
  /* margin-top: - 64px; */
  display: flex;
  justify-content: center;
  height: 64px;
  z-index: 999999;
  margin-top: -64px;
  transition: 0.3s;
}

header .navbar-brand {
  /* margin-right: 70px; */
}

header .nav-item:nth-child(3) {
  z-index: 999;
}

.logo {
  height: 50px;
}

.wrapper {
  min-height: calc(100vh - 47px);
}

header .container {
  display: flex;
  justify-content: flex-start;
  align-items: center;
}

header .navbar {
  width: 100%;
  flex: 1;
  justify-content: flex-end;
  font-size: 18px;
  padding: 0 10px;
}

/* header .navbar .show .nav-link {
  margin-right: 10px;
} */

/* header .navbar .collapsing .nav-link {
  margin-right: 10px;
} */

header .navbar .nav-link {
  font-size: 18px;
  color: white !important;
  padding: 0 !important;
  margin-right: 48px;
  position: relative;
  height: 64px;
  line-height: 64px;
  cursor: pointer;
}

header .navbar .navbar-collapse > .lang a {
  font-size: 18px;
  color: white;
  cursor: pointer;
  opacity: 0.8;
}

header .navbar .navbar-collapse > .lang a:hover {
  opacity: 1;
}

header.bg-white .navbar .navbar-collapse > .lang a {
  color: #000;
}

header.bg-white .navbar .navbar-collapse > .lang a:hover {
  color: #0073e6;
}

header .navbar-icon {
  opacity: 0.7;
  width: 30px;
  height: 30px;
}

header .navbar-brand img:nth-child(2) {
  display: none;
}

header.bg-white .navbar-icon path {
  fill: #0073e6;
}

.navbar-light .navbar-toggler {
  border: 0;
}

.navbar-collapse.collapse.show, .navbar-collapse.collapsing {
  background-color: rgba(0, 0, 0, 0.5);
  padding-left: 10px;
}

.active .nav-link {
  font-weight: bold;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 2px;
  background: #fff;
  transform: translateX(-50%);
  transition: width .25s;
}

.active .nav-link::after, .nav-link:hover::after {
  width: 100%;
}

header.bg-white {
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.3);
}

header.bg-white .nav-link {
  color: #000 !important;
}

@media screen and (max-width: 767px) {
  #navbarSupportedContent .nav-item .nav-link {
    color: #FFFFFF !important;
  }

  #navbarSupportedContent .nav-item.active .nav-link:after {
    background: #FFFFFF;
  }
}

header.bg-white .active .nav-link {
  color: #0073e6 !important;
}

header.bg-white .nav-link::after {
  background: #0073e6;
}

header.bg-white .navbar-brand img:nth-child(1) {
  display: none;
}

header.bg-white .navbar-brand img:nth-child(2) {
  display: block;
}

header .navbar .nav-item .nav_drawer a {
  color: rgba(0, 0, 0, .65);
  display: block;
  padding: 8px 16px;
}

header .navbar .nav-item:hover .nav_drawer {
  height: 460px;
}

header .navbar .nav-item:hover .ul-wrapper {
  opacity: 1 !important;
  visibility: visible;
}

.nav_drawer {
  position: fixed;
  top: 64px;
  left: 0;
  width: 100vw;
  background-color: #fff;
  height: 0;
}

.nav_drawer h3 {
  border-bottom: 1px solid rgba(0, 0, 0, .06);
  line-height: 24px;
  font-size: 16px;
  font-weight: bolder;
  color: #071433;
  padding: 12px 16px;
  margin-bottom: 8px;
}

.nav_drawer ul .case-item {
  transition: none;
  line-height: 22px;
  font-size: 14px;
  color: rgba(0, 0, 0, .65);
  cursor: pointer;
}

.nav_drawer ul .case-item:hover {
  background-color: #f5f6fa;
}

.nav_drawer ul .case-item:hover a {
  color: #0073e6;
}

.nav_drawer, .ul-wrapper {
  transition: .2s ease-in-out;
}

.nav_drawer ul {
  width: 282px;
  margin: 16px 12px;
  list-style: none;
  margin-left: 0;
}

.ul-wrapper {
  display: flex;
  justify-content: center;
  color: #000;
  height: 440px;
  opacity: 0;
  overflow: auto;
  visibility: hidden;
}

.copyright {
  width: 100%;
  height: 46px;
  background: #f5f9ff;
  text-align: center;
  line-height: 46px;
  color: #333;
  font-size: 14px;
  font-family: PingFangSC-Regular, PingFang SC;
  border-top: 1px solid rgba(0, 0, 0, .06);
  user-select: none;
}

* {
  margin: 0;
  padding: 0;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.2);
  border-radius: 8px;
}

::-webkit-scrollbar-thumb {
  border-radius: 8px;
  background: #dbdbdb;
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.5);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(to bottom, #555555 0%, #666666 100%);
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.5);
}

.m-menu-dialog {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  z-index: 99999999;
  background-color: rgba(0, 0, 0, .7);
  display: none;
}

.m-menu-box {
  position: absolute;
  top: 0;
  right: 0;
  width: 67%;
  height: 100%;
  background-color: white;
  padding-top: 10.66667vw;
  animation: silderLeft 0.3s;
}

.m-menu-box .close svg {
  width: 4vw;
  height: 4vw;
  font-size: 0;
}

.m-menu-box .close {
  position: absolute;
  right: 20px;
  top: 10px;
  cursor: pointer;
}

.van-popup__close-icon {
  position: absolute;
  z-index: 1;
  color: #c8c9cc;
  font-size: 2.93333vw;
  cursor: pointer;
}

.m-menu-list > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 12.8vw;
  line-height: 12.8vw;
  padding: 0 4.26667vw 0 5.33333vw;
  border-bottom: 1px solid rgba(0, 0, 0, .06);
  color: #333;
}

.m-menu-list > li > ul {
  overflow: hidden;
  transition: height .25s;
  background: #f5f6fa;
  font-size: 3.73333vw;
  line-height: 5.86667vw;
  color: rgba(0, 0, 0, .65);
  display: none;
}

.m-menu-list > li > ul a {
  display: flex;
  align-items: center;
  height: 10.13333vw;
  line-height: 1;
  padding: 0 4.26667vw 0 2em;
  border-bottom: none;
  color: #7a849a;
  font-size: 12px;
}

.m-menu-list > li > a .arrow {
  width: 4.8vw;
  height: 4.8vw;
  transition: 0.3s;
}

.m-menu-list > li.open > a .arrow {
  transform: rotate(180deg);
}

.m-menu-box .lang {
  border-top: 1px solid rgba(0, 0, 0, .1);
  position: absolute;
  left: 0;
  bottom: 5px;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 2.13333vw 5.33333vw 0 5.33333vw;
  font-size: 3.73333vw;
  height: 12.8vw;
  line-height: 12.8vw;
  color: #333;
  display: none;
}

.m-menu-box .lang a {
  color: #333;
  font-size: 3.73333vw;
}

.m-menu-list > li.active > a {
  font-weight: bold;
}

.m-menu-list > li.active > a span {
  position: relative;
}

.m-menu-list > li.active > a span:after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 100%;
  height: 0.4vw;
  background: #0073e6;
  transform: translateX(-50%);
  transition: width .25s;
}

.dropdown-toggle::after {
  border: 0;
}

@media (max-width: 991.98px) {
  .ul-wrapper {
    flex-direction: column;
  }

  header .navbar-brand {
    margin-right: 0;
  }
}

@keyframes silderLeft {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(0);
  }
}