body { 
  font: 62.5% Arial, Verdana, sans-serif; 
} 
h1 { 
  font-size: 2.5em; 
  margin-bottom: 0; 
} 
h2 { 
  font-size: 1.3em; 
  margin-bottom: .5em; 
} 
h3 { 
  font-size: 1.1em; 
  margin-bottom: 0; 
} 
.poem { 
  margin: 0 2em; 
} 
.highlight {
  font-style: italic;
  border: 1px solid #888;
  padding: 0.5em;
  margin: 0.5em 0;
  background-color: #ffc;
}