#service #water_using_time .sub_com_box_sm_wrap .sub_com_box_sm:first-child::after {
  content: "";
  display: block;
  position: absolute;
  right: 35px;
  bottom: -22px;
  width: 140px;
  height: 118px;
  background-repeat: no-repeat;
  background-size: cover;
  background-image: url("../img/water_icon_1.svg");
}
#service #water_using_time .sub_com_box_sm_wrap .sub_com_box_sm:last-child::after {
  content: "";
  display: block;
  position: absolute;
  right: 35px;
  bottom: -22px;
  width: 140px;
  height: 118px;
  background-repeat: no-repeat;
  background-size: cover;
  background-image: url("../img/water_icon_2.svg");
}

@media (max-width: 1440px) {
  #service #water_using_time .sub_com_box_sm_wrap .sub_com_box_sm:first-child::after {
    content: none;
  }
  #service #water_using_time .sub_com_box_sm_wrap .sub_com_box_sm:last-child::after {
    content: none;
  }
}
@media (max-width: 1023px) {
  #service #water_using_time .sub_com_dashed_box {
    padding: 20px 0;
  }
}
@media (max-width: 640px) {
  #service #water_using_time .sub_com_dashed_box {
    padding: 20px;
  }
}