@media only screen and (max-width: 950px) {
  body {
    font-size: 12px;
  }

  .img {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

  img {
    width: 19%;
  }

  .contentpl {
    width: 100%;
  }

  .mainimgcontent {
    display: none;
  }

  .contentsub {
    width: 100%;
    padding: 5px;
  }

  .contentimg img {
    width: 100%;
  }
}