#header {
}
#header .navbar-toggler:focus {
  box-shadow: none;
}
.navbar {
  background: rgba(255, 255, 255, 0.2);
}
.nav-item {
  color: #1d2129;
  font-size: 0.94rem;
  white-space: nowrap;
  flex: none;
}
/* 下拉菜单*/
#nav,
#nav ul {
  /* padding: 0;
  margin: 0;
  list-style: none; */
}

#nav li {
  position: relative;
  min-width: 2.81rem;
  color: #1d2129;
  font-size: 0.94rem;
  white-space: nowrap;
  flex: none;
}

#nav a:link,
#nav a:visited {
  display: block;
  text-decoration: none;
  padding-left: 0.34rem;
  padding-right: 0.34rem;
  letter-spacing: 0.1em; /* 或任何你喜欢的单位，如 px, em, rem 等 */
}
#nav .menu-box {
  display: none;

}
/*使用该样式过程种注意html的层级关系*/
#nav li:hover ul {
  display: block;
}
#nav li:hover .menu-box {
  display: block;
  /* padding-top: 0.6rem; */
  width: 100%;
  transform: translateX(-50%);
}

#nav .dropdown-menu {
  /* margin-top: 1rem !important; */
  /* padding-top: 0.6rem; */

  flex-grow: 1; /* 让ul扩展以填充menu-box */
  overflow-y: auto; /* 当内容超出时显示滚动条 */
}
#nav .dropdown-menu a:link,
#nav .dropdown-menu a:visited {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 1rem;
  line-height: 2.85rem;
  margin: 0.33rem 0.94rem;
  border-radius: 0.25rem;
  padding-left: 1.94rem !important;
  padding-right: 1.94rem !important;
}

#nav ul {
  display: none;
  position: absolute;
  padding-top: 0.5em;
  text-align: center;
  align-items: center;
  min-width: 2.81rem;
  background: #FFFFFF;
  opacity: 0.9;
  box-shadow: 0rem 0rem 0.5rem 0rem rgba(0,0,0,0.08);
  border-radius: 0.5rem;
}

#nav ul li {
  min-width: 2.81rem;
  color: #1d2129;
  font-size: 0.94rem;
  white-space: nowrap;
  margin: 0;
  margin-bottom: 0.5em;
  padding: 0;
  text-align: center;
}

@media (max-width: 768px) {
  .nav-item {
    line-height: 2;
    font-size: 1rem;
  }
}
@media (max-width: 560px) {
  #breadcrumb-tabs {
    flex-wrap: nowrap;
    overflow-x: scroll;
    margin-top: 1rem;
  }
  #breadcrumb-tabs::-webkit-scrollbar {
    display: none;
  }
  #nav li:hover ul {
    display: none;
  }
  #nav li:hover .menu-box {
    display: none;
  }
}

.nav-item a {
  color: inherit;
  text-decoration: none;
}
.nav-item a.active {
  color: var(--bs-primary);
  font-weight: bold;
}
.nav-item .dropdown-menu a.active {
  color: var(--bs-primary);
  background-color: #FFEFE6;
}
.nav-item .dropdown-menu a:hover {
  color: var(--bs-primary);
  background-color: #FFEFE6;
}

.nav-item a:not(.active) .nav-item-icon {
  display: none !important;
}
.nav-item-icon {
  width: 2.81rem;
  margin: auto;
  display: flex;
}
.certi {
  white-space: nowrap;
}
.cn-en-shift {
  flex: 1 1 auto;
  display: flex;
  line-height: 30px;
  overflow: hidden;
  position: relative;
  justify-content: center;
}
.cn-en-shift .choose {
  font-size: 12px;
  width: 60px;
  font-weight: normal;
  color: #ef5904;
  background: #ffffff;
  text-align: center;
  text-decoration: none;
  border-radius: 18px;
  border: 1px solid #ef5904;
  margin-top: 5px;
}
.cn-en-shift .choose.active {
  background: #ffefe6;
}
.cn-en-shift .choose:first-child {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}
.cn-en-shift .choose:last-child {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  border-left: none;
}

.header-bg-box {
  position: relative;
  line-height: 0;
}

.header-bg-box video {
  max-height: 40rem;
}
.header-bg-box.img-header {
  height: 20rem;
}

.header-bg-box.img-header {
  padding-top: 3.875rem;
  height: 20rem;
  overflow: hidden;
  box-sizing: content-box;
}
.header-bg-box.img-header {
  position: relative;
  height: 20rem;
}
.header-bg-box.img-header img {
  height: 20rem;
  /* position: absolute; */
}
.header-bg-box.img-header .img-animation {
  animation: ab-abtu 10s infinite linear alternate both;;
}
@keyframes ab-abtu {
	0% {
		transform: scale(1);
	}

	100% {
		transform: scale(1.12);
	}
}
.header-bg-img {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  z-index: 1;
  height: auto !important;
  width: 100%;
}
.header-bg-content {
  position: absolute;
  top: 3.875rem;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  background-image: url("../image/header-bg-icon.svg");
  background-position: 0 100.1%;
  background-size: 100%;
  background-repeat: no-repeat;
}
@media (max-width: 576px) {
  .header-bg-box .header-bg-btn-content {
    bottom: 4rem;
  }
}
.header-bg-btn-content {
  position: absolute;
  bottom: 7.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
}
.header-bg-btn-content .btn {
  white-space: nowrap;
}
.header-bg-btn-content .btn + .btn {
  margin-left: 1.25rem;
}
.header-bg-btn-content .btn.agent {
  background-color: #025dff;
  border-color: #025dff;
  color: #fff;
}
.header-bg-btn-content .btn.college {
  background-color: #00b815;
  border-color: #00b815;
  color: #fff;
}

/* 面包屑 start */
@media screen and (max-width: 1200px) {
  .bread-nav .nav-item a {
    font-size: 0.875rem;
    padding: 0.3125rem 0.625rem;
  }
}
/* 面包屑 end */
/* css animate start */
@keyframes pulse {
  from {
    transform: scale3d(1, 1, 1);
  }

  50% {
    transform: scale3d(1.05, 1.05, 1.05);
  }

  to {
    transform: scale3d(1, 1, 1);
  }
}

.pulse {
  animation-name: pulse;
  animation-timing-function: ease-in-out;
}

.animate-grow {
  display: inline-block;
  vertical-align: middle;
  -webkit-transform: perspective(1px) translateZ(0);
  transform: perspective(1px) translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: transform;
  transition-property: transform;
}
.animate-grow:hover {
  -webkit-transform: scale(1.1);
  transform: scale(1.1);
}
/* back pulse */
@-webkit-keyframes animate-back-pulse {
  50% {
    background-color: #ef5904c4;
  }
}
@keyframes animate-back-pulse {
  50% {
    background-color: #ef5904c4;
  }
}
.animate-back-pulse {
  display: inline-block;
  vertical-align: middle;
  -webkit-transform: perspective(1px) translateZ(0);
  transform: perspective(1px) translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  overflow: hidden;
  -webkit-transition-duration: 0.5s;
  transition-duration: 0.5s;
  -webkit-transition-property: color, background-color;
  transition-property: color, background-color;
}
.animate-back-pulse:hover {
  -webkit-animation-name: animate-back-pulse;
  animation-name: animate-back-pulse;
  -webkit-animation-duration: 1s;
  animation-duration: 1s;
  -webkit-animation-delay: 0.5s;
  animation-delay: 0.5s;
  -webkit-animation-timing-function: linear;
  animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
  animation-iteration-count: infinite;
  background-color: var(--bs-primary);
  color: white;
}
/* bounce  in*/
@media (hover: hover) {
  .animate-bounce-in {
    display: inline-block;
    vertical-align: middle;
    -webkit-transform: perspective(1px) translateZ(0);
    transform: perspective(1px) translateZ(0);
    box-shadow: 0 0 1px rgba(0, 0, 0, 0);
    -webkit-transition-duration: 0.5s;
    transition-duration: 0.5s;
  }
  .animate-bounce-in:hover {
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
    -webkit-transition-timing-function: cubic-bezier(0.47, 2.02, 0.31, -0.36);
    transition-timing-function: cubic-bezier(0.47, 2.02, 0.31, -0.36);
  }
}
/* css animate end */
/* toast start */
#toast-msg {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: rgba(0, 0, 0, 0.5);
  min-width: 4rem;
  padding: 0.63rem;
  line-height: 1.5rem;
  box-sizing: border-box;
  border-radius: 0.5rem;
  overflow: hidden;
  color: #fff;
  display: none;
}
/* toast end */