html,
body {
  margin: 0;
  background: #eaf3ff;
}

.boot-splash {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: grid;
  place-items: center;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: #eaf3ff;
}

.boot-splash img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
}