body {
  max-width: 40em;
  margin: 0 auto;
  padding: 5px;
  font-family: Georgia, serif;
  font-size: 18px;
  line-height: 1.6em;
  color: black;
  background-color: rgb(182, 217, 187); 	
}
h1 {
  font-family: sans-serif;
  font-weight: normal;
  color: r;
}

h2 {
  font-family: sans-serif;
  font-weight: normal;
  color: r;
  font-style: italic;
}

h3 {
  font-family: sans-serif;
  font-weight: normal;
  color: r;
}

img {
  max-width: 100%;
  height: auto;
}