@media screen and (max-width: 1885px){
  main #layBaner .img_item .bannerimg {
     width: 100% !important;
    height: 100% !important;
    min-height: 175px;
}

}
@media screen and (max-width: 1650px){
  main #layBaner {
  height: auto !important;
}
main #layBaner .img_item {
  padding-bottom: 500px !important;
}

}

@media screen and (max-width: 1360px){
   main #layBaner .img_item {
    padding-bottom: 0px !important;
  }
}
/*.main3Index_Title{
 cursor: pointer;
 z-index: 10;
 padding: 0px 12px;
 
}
.main3Index_Title.active{background: #fff;}*/