.main {
  width: 100%;
  position: relative;
  background-color: #fff;
}

.main .banner {
  height: 2.9rem;
}

.main .banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.main .menus {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
  width: 100%;
  height: 0.56rem;
  padding: 0 0.4rem;
  background: rgba(255, 255, 255, 0.7);
}

.main .menus .menus-box {
  height: 100%;
  display: flex;
  font-size: 0;
}

.main .menus .menus-box .menu-item {
  height: 0.56rem;
  line-height: 0.56rem;
  text-align: center;
  flex: 1;
  position: relative;
}

.main .menus .menus-box .menu-item > a {
  font-size: 0.16rem;
  font-weight: bold;
  color: #333;
}

.main .menus .menus-box .menu-item:hover {
  background-color: #263876;
}

.main .menus .menus-box .menu-item:hover > a {
  color: #fff;
  font-size: 0.2rem;
}

.main .menus .menus-box .menu-item:hover .submenus {
  display: block;
}

.main .menus .menus-box .menu-item .submenus {
  display: none;
  position: absolute;
  top: 100%;
  min-width: 100%;
  background-color: rgba(255, 255, 255, 0.7);
}

.main .menus .menus-box .menu-item .submenus li {
  white-space: nowrap;
  height: 0.4rem;
  line-height: 0.4rem;
}

.main .menus .menus-box .menu-item .submenus li > a {
  font-size: 0.16rem;
}

.main .menus .menus-box .menu-item .submenus li:hover {
  background-color: rgba(38, 56, 118, 0.7);
}

.main .menus .menus-box .menu-item .submenus li:hover > a {
  color: #fff;
  font-weight: bold;
}

.main .layout {
  width: 100%;
  margin-top: 0.24rem;
  padding: 0 0.4rem 1rem;
  overflow: hidden;
}

.main .layout .layout-box {
  width: 100%;
  max-width: 1760px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
}

.main .layout .layout-box .sidebar {
  width: 2.5rem;
  flex-shrink: 0;
}

.main .layout .layout-box .sidebar .top {
  height: 0.74rem;
  line-height: 0.74rem;
  text-align: center;
  background-color: #263876;
  color: #fff;
  font-size: 0.26rem;
  border-radius: 0.08rem 0.08rem 0 0;
}

.main .layout .layout-box .sidebar .subs {
  font-size: 0;
  min-height: 2.2rem;
  background-color: #f7f7f7;
}

.main .layout .layout-box .sidebar .subs .sub {
  display: block;
  height: 0.515rem;
  line-height: 0.55rem;
  font-size: 0.16rem;
  color: #333;
  text-align: center;
}

.main .layout .layout-box .sidebar .subs .sub:hover {
  background-color: #fff;
  color: #263876;
}

.main .layout .layout-box .container {
  flex: 1;
  margin-left: 0.36rem;
}

.main .layout .layout-box .container .breadcrumb {
  font-size: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.08rem 0;
}

.main .layout .layout-box .container .breadcrumb > span {
  font-size: 0.2rem;
  color: #000;
  font-weight: bold;
}

.main .layout .layout-box .container .breadcrumb div span {
  font-size: 0.14rem;
  color: #333;
}

.main .layout .layout-box .container .breadcrumb div span:last-child {
  color: #263876;
  font-weight: bold;
}

.main .layout .layout-box .container .detail {
  margin-top: 0.3rem;
}

.main .layout .layout-box .container .detail .title {
  font-size: 0.2rem;
  color: #333;
  text-align: center;
}

.main .layout .layout-box .container .detail .subtitle {
  font-size: 0.14rem;
  color: #999;
  margin-top: 0.2rem;
  padding-bottom: 0.18rem;
  text-align: center;
  border-bottom: 1px dashed #ddd;
}

.main .layout .layout-box .container .detail .content {
  font-size: 0.16rem;
  color: #999;
  text-align: justify;
  margin-top: 0.2rem;
}

.main .layout .layout-box .container .detail .content img {
  height: auto;
}

.main .layout .layout-box .container .detail .quick {
  width: 100%;
  margin-top: 0.5rem;
  padding-top: 0.2rem;
  border-top: 1px dashed #ddd;
}

.main .layout .layout-box .container .detail .quick a {
  display: block;
  font-size: 0.14rem;
  color: #999;
  margin-bottom: 0.08rem;
}

.main .layout .layout-box .container .detail .quick a:hover {
  text-decoration: underline;
  color: #333;
}

.main .layout .layout-box .container .columns .column {
  display: flex;
  align-items: center;
  height: 0.6rem;
  border-bottom: 1px solid #ddd;
  padding-left: 0.4rem;
}

.main .layout .layout-box .container .columns .column .date {
  flex-shrink: 0;
}

.main .layout .layout-box .container .columns .column .date span {
  display: block;
  text-align: center;
}

.main .layout .layout-box .container .columns .column .date span:first-child {
  font-size: 0.15rem;
  color: #333;
}

.main .layout .layout-box .container .columns .column .date span:last-child {
  font-size: 0.14rem;
  color: #999;
}

.main .layout .layout-box .container .columns .column .brief {
  flex: 1;
  margin-left: 0.4rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.15rem;
  color: #333;
  font-weight: bold;
}

.main .layout .layout-box .container .teacher {
  margin-top: 0.3rem;
}

.main .layout .layout-box .container .teacher .info {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding-bottom: 0.2rem;
  border-bottom: 1px dashed #ddd;
}

.main .layout .layout-box .container .teacher .info .avatar {
  width: 1.7rem;
  height: 2.4rem;
  object-fit: cover;
  flex-shrink: 0;
}

.main .layout .layout-box .container .teacher .info .description {
  margin-left: 0.5rem;
  flex: 1;
  font-size: 0;
}

.main .layout .layout-box .container .teacher .info .description .name span:first-child {
  font-size: 0.34rem;
  color: #263876;
}

.main .layout .layout-box .container .teacher .info .description .name span:last-child {
  font-size: 0.18rem;
  color: #333;
  margin-left: 0.2rem;
}

.main .layout .layout-box .container .teacher .info .description .link {
  margin-top: 0.3rem;
  display: flex;
  flex-wrap: wrap;
}

.main .layout .layout-box .container .teacher .info .description .link span {
  width: 50%;
  font-size: 0.15rem;
  color: #333;
  margin-bottom: 0.12rem;
}

.main .layout .layout-box .container .teacher .line .title {
  position: relative;
  font-size: 0.18rem;
  color: #263876;
  padding: 0.2rem 0.18rem;
}

.main .layout .layout-box .container .teacher .line .title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0.08rem;
  height: 0.08rem;
  border-radius: 50%;
  background-color: #263876;
}

.main .layout .layout-box .container .teacher .line .content {
  font-size: 0.15rem;
  color: #333;
}

.main .layout .layout-box .container .teachers .title {
  font-size: 0.18rem;
  color: #263876;
  padding: 0.04rem 0;
  margin-bottom: 0.24rem;
  font-weight: bold;
}

.main .layout .layout-box .container .teachers .serials {
  margin-bottom: 0.24rem;
  border-bottom: 1px dashed #ddd;
  padding-bottom: 0.2rem;
}

.main .layout .layout-box .container .teachers .serials .position {
  font-size: 0.16rem;
  position: relative;
  padding-left: 0.18rem;
  color: #333;
  margin-bottom: 0.16rem;
}

.main .layout .layout-box .container .teachers .serials .position::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0.06rem;
  height: 0.06rem;
  border-radius: 50%;
  background-color: #263876;
}

.main .layout .layout-box .container .teachers .serials .names {
  display: flex;
  flex-wrap: wrap;
}

.main .layout .layout-box .container .teachers .serials .names a {
  margin-bottom: 0.04rem;
  font-size: 0.14rem;
  color: #333;
  width: 15%;
}

.main .layout .layout-box .container .teachers .serials .names a:hover {
  color: #263876;
  font-weight: bold;
}

.gap {
  height: 1.1rem;
}

.gap img {
  width: 100%;
  height: 100%;
}