.cleanBox h1,
.mod {
    margin: 10px;
}
.cleanBox h1,
.mod h1 {
    font-size: 40px;
}
.cleanBox h1 {
    font-size: 60px;
}

.cleanBox h1,
.mod {
  margin: 10px;
}
.cleanBox h1,
.mod h1 {
  font-size: 40px;
}
.cleanBox h1 {
  font-size: 60px;
}

Fix indentation in this old doctest.
Fix indentation in this old doctest.
