body {
  background-color: rgb(30, 30, 30);
  color: rgb(200, 200, 200);
}

img.logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 60%;
  max-height: 60%;
  filter: brightness(1.2) drop-shadow(0 0.5rem 1rem rgb(100, 100, 100));
}