/* iPhone 横屏 */
@media only screen and (min-device-width: 375px) and (max-device-width: 667px) and (orientation: landscape) {
   img {
    display: none;
  }
  body {
    width:100%;
  }
}

/* iPhone 竖屏 */
@media only screen and (min-device-width: 375px) and (max-device-width: 667px) and (orientation: portrait) {
    img {
    display: none;
  }
  body {
    width: 91%;
  }
}

/* 针对三星和华为手机的屏幕尺寸 */
@media only screen and (max-width: 480px) {
  /* 隐藏图片 */
  img {
    display: none;
    body {
    width: 91%;
  }
}