body{
  font-family: Georgia, serif;
  color:#222;
  line-height:1.7;
  max-width:900px;
  margin:0 auto;
  padding:0 1.5rem 3rem;
}
header{
  padding:2rem 0 1rem;
  border-bottom:1px solid #ddd;
  margin-bottom:2rem;
}
h1{
  font-weight:normal;
  margin-bottom:0.2rem;
}
h2{
  margin-top:2rem;
  font-weight:normal;
}
.intro{
  color:#666;
}
img{
  max-width:100%;
  height:auto;
  border:1px solid #ddd;
}
figure{
  margin:1.5rem 0;
}