html {
  background: #000 url(/images/background.jpg) no-repeat;
  -webkit-user-select: none;
}

@media only screen and (orientation:landscape) {
  html {
    background-position-y: -129px;
  }
}

@media only screen and (orientation:portrait) {
  html {
    background-position-x: -128px;
  }
}