.loader {
  width: 100%;
  height: 100%;
  position: fixed;
  left: 0%;
  top: 0%;
  z-index: 999999;
  background: #f5eee5;
  -webkit-animation: 4s ease 1s normal forwards 1 loader;
  animation: 4s ease 1s normal forwards 1 loader;
}

@keyframes loader {
  0% {
    background: rgba(245, 238, 229, 1);
    display: block;
  }

  100% {
    background: rgba(245, 238, 229, 0);
    display: none;
  }
}