@media only screen and (max-width: 1000px) {
    #cac,#cac1,#cac11{
        flex-direction: column;
    }
    #img1,#img11,#img111{
      margin: 10px 10px;
    }
    #img2,#img22,#img222{ 
      margin: 10px 10px;
    }
  }
#caco{
   display: flex;
   justify-content: center;
   flex-direction: row;
  
}
#imega{
  margin-top: 25px;
}
@media  screen and (max-width: 768px){
  #caco{
    flex-direction: column;
    justify-content: center;
    align-items: center;
  };
}