@keyframes bg {
  0% {
    background-position: start;
  }
  100% {
    background-position: right;
  }
}

@keyframes bgmobile {
  0% {
    background-size: 188%;
    background-position: start;
  }
  100% {
    background-size: 148%;
    background-position: end;
  }
}