.topNav {
  position: relative;
  left: 0;
  top: 0;
  -webkit-transition: transform 0.34s ease;
  transition: top 0.3s ease-in-out;
  display: flex;
  justify-content: space-between;
  width: 100%;
  height: 100px;
  line-height: 100px;
  background-color: #333;
  overflow: hidden;
  z-index: 100;
}

.topNav .logo {
  width: 120px;
  height: 100px;
  line-height: 100px;
  font-size: 30px;
  margin-left: 30px;
  font-weight: bold;
  text-align: center;
}

.topNav .logo img {
  height: 40px;
  margin: 28px 0 0 40px;
}

.topNav .el-menu {
  background-color: transparent;
  color: #fff;
  border-bottom: none;
}

.topNav .el-menu .el-menu-item {
  min-width: 200px;
  height: 101px;
  line-height: 121px;
  font-size: 20px;
  color: #d6d6d6;
  border-bottom-color: #b10309 !important;
  border: none;
  text-align: center;
}

.topNav .el-menu .el-menu-item:hover {
  color: #fff !important;
  font-weight: bold;
  border-bottom: 8px solid #b10309 !important;
  background: linear-gradient(to top, #5a5a5a, #212121);
}

.topNav .el-menu .is-active .el-submenu__title {
  color: #fff !important;
  font-weight: bold;
  border-bottom: 8px solid #b10309 !important;
  background: linear-gradient(to top, #5a5a5a, #212121);
}

.topNav .el-menu .el-menu-item.is-active {
  color: #fff !important;
  font-weight: bold;
  border-bottom: 8px solid #b10309 !important;
  background: linear-gradient(to top, #5a5a5a, #212121);
}

.topNav .el-menu .el-submenu__title {
  width: 150px;
  height: 101px !important;
  line-height: 121px !important;
  font-size: 20px;
  color: #d6d6d6 !important;
  background-color: transparent !important;
  text-align: center;
}

.topNav .el-menu .el-submenu__title .el-submenu__icon-arrow,
.topNav .el-menu .el-submenu__title .el-icon-arrow-down {
  color: #fff;
}

.topNav .el-menu .el-submenu__title:hover {
  color: #fff !important;
  font-weight: bold;
  background-color: #000;
  border-bottom: 8px solid #b10309 !important; /* 添加红色下划线 */
}

.topNav .topMenu {
  background-color: transparent !important;
}

.topNav .topMenu .el-submenu__title {
  background-color: transparent !important;
}
.el-menu--horizontal .el-menu .el-menu-item, .el-menu--horizontal .el-menu .el-submenu__title{
  
  height: 36px;
  line-height: 36px;
  font-size: 14px;
  font-weight: bold;
  color: #333;
}
.hyaline {
  background-color: rgba(89, 89, 89, 0.5);
}

.el-menu.el-menu--horizontal{
  border-bottom: solid 0px #e6e6e6 !important;
}
.hyaline .el-menu .el-menu-item.is-active {
  color: #fff !important;
  font-weight: bold;
  border-bottom: 8px solid #b10309 !important;
  background: linear-gradient(
    to top,
    rgba(90, 90, 90, 0.5),
    rgba(33, 33, 33, 0.5)
  );
}

.scrollNav {
  position: fixed;
}

.nav-up {
  position: fixed;
  top: -135px;
}
@media (max-width: 1300px) {
  .el-menu .el-menu-item {
    min-width: 100px !important;
  }
}