.about_us_img_3_down{
display: none;
}
@media screen and (max-width:991px) {

  .contact_us_title p{
    line-height: normal;
  }

  .about_us_img_res{

    margin-bottom: 40px;
    display: inline-block;
  }

  .about_us_img_res_div{
    text-align: center;
  }

.about_us_img_res_br{
  display: none;
}
.contact_us_title p{
  font-size: 15px;
}

.about_us_img_3_up{
  display: none;
}
.about_us_img_3_down{
display: inline-block;
}
}