#background-img{
  position: relative;
  width: 70%;
  display: flex;
  align-items: center;
  justify-content: center;
}

#background-img img{
  width: 60%;
}

@media screen and (max-width:992px) {
  #background-img img{
    display: none;
  }

  #background-img{
    width: 0;
  }
  
}