@-webkit-keyframes loader {
  to {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

@keyframes loader {
  to {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

@-webkit-keyframes fade-in {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
  70% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}

@keyframes fade-in {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
  70% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}

.preloader {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;

  text-align: center;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  height: 280px;
}

.preloader img {
  flex-shrink: 0;
  display: block;
  margin: 0 auto;
  max-width: 90%;

  -webkit-animation: fade-in 3000ms infinite ease-out;
  animation: fade-in 3000ms infinite ease-out;
}

.loader {
  flex-shrink: 0;
  display: inline-block;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: transparent;

  border: 4px solid #69afd8;
  border-bottom-color: #919191;
  border-left-color: #919191;

  -webkit-animation: loader 1.2s infinite linear;
  animation: loader 1.2s infinite linear;
}