px 400px;
  animation: shimmer 1s linear infinite;
}
.header .img::before {
  background-size: 650px 600px;
}
.details span::before {
  animation-delay: 0.2s;
}
.btns .btn-2::before {
  animation-delay: 0.22s;
}
@keyframes shimmer {
  0% {
    background-position: -450px 0;
  }
  100% {
    background-position: 450px 0;
  }
}

</style>
    