html {
  padding: 10px;
  background: url("/images/background.png");
  animation: background 4s infinite linear;
}

body {
  background: black;
  color: white;
  text-shadow: 0 2px 0 gray;
  width: 1000px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  padding: 10px 25px;
  border: 6px outset goldenrod;
  border-radius: 5px;
}

div {
  border: 3px inset goldenrod;
  padding: 10px;
  font-style: italic;
}

hr {
  border-color: white;
}

img, video {
  border: 2px solid #80c9fe;
}

@keyframes background {
  from {
    background-position-x: 0px;
    background-position-y: 0px;
  }
  to {
    background-position-x: 96px;
    background-position-y: 96px;
  }
}