.shimmer {
    color: grey;
    display:inline-block;
    -webkit-mask:linear-gradient(-60deg,#000 30%,#0005,#000 70%) right/300% 100%;
    background-repeat: no-repeat;
    animation: shimmer 2.5s infinite;
    /* font-size: 50px;
    max-width:200px; */
  }
  
  
  
  @keyframes shimmer {
    100% {-webkit-mask-position:left}
  }