.add-comment {
  margin: 1.5em 0;
  padding: 1em;
  background: #f8f8f8;
  border: 1px solid #ddd;
  border-radius: 4px;
}
.add-comment h3 {
  margin-top: 0;
}
.add-comment fieldset {
  margin-bottom: 1em;
  border: none;
  padding: 0;
}
.add-comment fieldset legend {
  font-weight: bold;
  padding: 0;
}