#scroll-container {
  border: 0px solid black;
  border-radius: 5px;
  overflow: hidden;
  display: flex;
}

#scroll-text {
  /* animation properties */
  -moz-transform: translateX(100%);
  -webkit-transform: translateX(100%);
  transform: translateX(100%);
  
  -moz-animation: my-animation 15s linear infinite;
  -webkit-animation: my-animation 15s linear infinite;
  animation: my-animation 20s linear infinite;
}

/* for Firefox */
@-moz-keyframes my-animation {
  from { -moz-transform: translateX(100%); }
  to { -moz-transform: translateX(-100%); }
}

/* for Chrome */
@-webkit-keyframes my-animation {
  from { -webkit-transform: translateX(100%); }
  to { -webkit-transform: translateX(-100%); }
}

@keyframes my-animation {
  from {
    -moz-transform: translateX(100%);
    -webkit-transform: translateX(100%);
    transform: translateX(100%);
  }
  to {
    -moz-transform: translateX(-100%);
    -webkit-transform: translateX(-100%);
    transform: translateX(-100%);
  }