.scroll-left-right {
  -webkit-animation: scrollLeft 80s linear infinite;
  -moz-animation: scrollLeft 80s linear infinite;
  animation: scrollLeft 80s linear infinite;
  -webkit-animation-fill-mode: forwards;
  -moz-animation-fill-mode: forwards;
  animation-fill-mode: forwards;
}


@-webkit-keyframes scrollLeft {
  0% {
      -webkit-transform: translateX(-webkit-calc(-250px * 7));
      transform: translateX(calc(-250px * 7));
  }

  to {
      -webkit-transform: translateX(0);
      transform: translateX(0);
  }
}

@-moz-keyframes scrollLeft {
  0% {
      -moz-transform: translateX(-moz-calc(-250px * 7));
      transform: translateX(calc(-250px * 7));
  }

  to {
      -moz-transform: translateX(0);
      transform: translateX(0);
  }
}

@keyframes scrollLeft {
  0% {
      -webkit-transform: translateX(-webkit-calc(-250px * 7));
      -moz-transform: translateX(-moz-calc(-250px * 7));
      transform: translateX(calc(-250px * 7));
  }

  to {
      -webkit-transform: translateX(0);
      -moz-transform: translateX(0);
      transform: translateX(0);
  }
}