html {
  background-color: rgb(255, 255, 255);
}
html, body {
  height: 100%;
  margin: 0px;
}
body {
  image-rendering: crisp-edges;
  image-rendering: -moz-crisp-edges;
  image-rendering: pixelated;
  background-image: url('HK400.bmp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}