.fx{    display: flex;justify-content: flex-end;}
  .fx1{   background-image: url(https://omo-oss-image.thefastimg.com/portal-saas/new2022110417375834749/cms/image/ffdb6206-6a3d-411d-b2e3-4fd040d4db12.png);
  }
  .fx2{   background-image: url(https://omo-oss-image.thefastimg.com/portal-saas/new2022110417375834749/cms/image/da4dd775-8ec5-471b-839f-84fb40254a35.png);
  }
  .fx3{   background-image: url(https://omo-oss-image.thefastimg.com/portal-saas/new2022110417375834749/cms/image/53c3aa92-6d0b-4d73-bda7-95bee2d337f5.png);
  }
  .fx4{   background-image: url(https://omo-oss-image.thefastimg.com/portal-saas/new2022110417375834749/cms/image/493e6368-400e-410c-bf9f-701423bffb23.png);
  }
  .fx span{    padding: 0 20px;width:18px;height:18px;
  background-repeat: no-repeat; background-position: center top;}
  .fx span:hover{background-position: bottom;  padding: 0 20px;width:18px;height:18px; background-position: center bottom;}