body {
  background-color: #263238; /* deep dark background */
  margin: 0;
  padding: 0;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

img {
  max-width: 90%;
  height: auto;
  display: block;
  margin: 0 auto;
}

h1 {
  color: #f5f5dc; /* light creamy text */
  font-family: 'Georgia', serif;
  font-size: 2em;
  margin-top: 20px;
}