/* 顶部图片 */
.homeBg{
    height: 7.1875rem;
    background: url('../static/iotBg.jpg') no-repeat;
    background-size: cover;
    position: relative;
   }
   /* .homeBg .message{
     position: absolute;
     top: 2.3rem;
     right: 0;
   } */
   .homeBg .message img{
     display: block;
     padding-bottom: .05rem;
   }

.firstTab{
 background-color: #0089FF;
 color: #FFFFFF;
 padding: 0 5.85rem 0 5.85rem;
 font-size: .25rem;
}
.firstTab ul{
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* height: 1rem; */
}
.firstTab ul li{
    position: relative;
    height: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}
.firstTab ul .active::after{
  position: absolute;
  top: 0rem;
  content:'';
  height: .075rem;
  width: 1rem;
  background-color: #FFFFFF;
  border-radius: .625rem .625rem .625rem .625rem;
  left: 50%;
  transform: translateX(-50%);
}