@media screen and (max-width: 991px) {
  /* content */
  .content {
    padding-bottom: 50px;
  }
  .contentTitle {
    font-size: 35px;
    line-height: 45px;
  }
}
@media screen and (max-width: 767px) {
  /* content */
  .content {
    padding-bottom: 30px;
  }
  .contentTitle {
    font-size: 25px;
    line-height: 35px;
  }
  .contentBoxSub,
  .contentBoxSub1,
  .contentBoxSubWithBorder {
    font-size: 16px;
    line-height: 26px;
  }
  .contentBoxTitle {
    font-size: 20px;
    line-height: 30px;
  }

  /* footer */
  .footer {
    padding-top: 30px;
  }
}