*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body{
  overflow: hidden;
  height: 100vh;
  width: 100vw;
}


.loading {
  z-index: 100;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
  transition: 1s;
  animation: loading_out .5s ease-out 1s 1 normal forwards;
}

@keyframes loading_out {
  from {
    transform: translateY(0%);
  }

  to {
    transform: translateY(-100%);
  }
}

.loading>img {
  background-color: #fff;
  object-fit: contain;
  width: 100%;
  height: 100%;
}

.game {
  position: absolute;
  left: 0;
  top: 0;
  overflow: hidden;
  height: 100vh;
  width: 100vw;
}