animated-placeholder-two.scss

.animated-placeholder-two {
  background: linear-gradient(90deg, #eef2f6, #eef4fa, #ffffff, #eef4fa,  #eef2f6);
  background-size: 600% 600%;

  -webkit-animation: left-to-right 2.5s ease-out infinite;
  -moz-animation: left-to-right 2.5s ease-out infinite;
  animation: left-to-right 2.5s ease-out infinite;
}

@-webkit-keyframes left-to-right {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@-moz-keyframes left-to-right {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes left-to-right {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}