@import url(https://fonts.googleapis.com/css?family=Open+Sans:600);

.STB {
  position: relative;
  font-family: 'Open Sans', 'sans-serif';
}

.item-1,
.item-2,
.item-3 {
  text-align: center;
  position:absolute;
  display: block;
  top: 140px;

  width: 70%;

  font-size: 45px;
  color: white;

  animation-duration: 20s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  border: solid;
}

.item-1{
  animation-name: anim-1;
}

.item-2{
  animation-name: anim-2;
}

.item-3{
  animation-name: anim-3;
}

@keyframes anim-1 {
  0%, 8.3% { left: -100%; opacity: 0; }
  8.3%,25% { left: 15%; opacity: 1; }
  33.33%, 100% { left: 110%; opacity: 0; }
}

@keyframes anim-2 {
  0%, 33.33% { left: -100%; opacity: 0; }
  41.63%, 58.29% { left: 15%; opacity: 1; }
  66.66%, 100% { left: 110%; opacity: 0; }
}

@keyframes anim-3 {
  0%, 66.66% { left: -100%; opacity: 0; }
  74.96%, 91.62% { left: 15%; opacity: 1; }
  100% { left: 110%; opacity: 0; }
}