😆MOVE-BG mepop.vn (ok)

https://mepop.vn

<div class="bar"></div>
@-webkit-keyframes MOVE-BG {
  0% {
    -webkit-transform: translateX(0)
  }

  to {
    -webkit-transform: translateX(85px)
  }
}

@keyframes MOVE-BG {
  0% {
    transform: translateX(0)
  }

  to {
    transform: translateX(85px)
  }
}
.bar {
  height: 3px;
  width: 66px;
  background: #ed1c24;
  margin: 10px 0 30px;
  position: relative;
  border-radius: 5px;
  overflow: hidden;
}
.bar:before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 5px;
  background: #fff;
  -webkit-animation-duration: 2s;
  animation-duration: 2s;
  -webkit-animation-timing-function: linear;
  animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
  animation-iteration-count: infinite;
  -webkit-animation-name: MOVE-BG;
  animation-name: MOVE-BG;
}