.app-header-lang-menu {
    height: 36px;
    background: #003450;
    display: flex;
    align-items: center;
    padding: 0 40px;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.app-lang-item{
    font-size: 14px;
    font-family: PingFang SC, PingFang SC-Regular;
    font-weight: Regular;
    text-align: left;
    color: #ffffff;
    line-height: 20px;
    margin-right: 40px;
    cursor: pointer;
}
.app-lang-item.active{
    color: #00c7bf;
}
.app-lang-item:hover{
    color: #00c7bf;
}

.app-header-lang-menu .app-lang-item:last-child{
    margin-right: 0;
}

/* 移动端适配 (小于1200px) */
@media (max-width: 1199px) {
  .app-header-lang-menu {
    padding: 0 20px;
    height: auto;
    min-height: 36px;
  }

  .app-lang-item {
    font-size: 12px;
    margin-right: 20px;
  }
}