#app-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #0e1c2d;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}
#app-loader.hidden {
  display: none;
}
.loader-content {
  text-align: center;
  opacity: 0;
  transition: opacity 1.5s ease-in;
}
.loader-content.visible {
  opacity: 1;
}
.loader-mascot {
  margin: 0 auto;
}
.loader-mascot img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}
@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
#app-loader.fade-out {
  animation: fadeOut 0.75s ease-out forwards;
}