html {
  font-size: 10px;
  margin: 0;
  font-family: "Courier New", monospace;
}

body {
  width: 80%;
  max-width: 800px;
  margin: 0 auto;
  
  img {
    display: block;
    margin-top: 5%;
    margin-left: auto;
    margin-right: auto;
    width: 40%;
  }
}

h1 {
  font-size: 3.2rem;
  color: purple
}

h2 {
  font-size: 2.4rem;
}