.wrapper {
  margin: 0 auto;
  width: 500px
}

.comment_header{
  padding: 5px;
  background-color: #aa7;
  font-family: Arial, Helvetica, sans-serif;
  margin-bottom: 5px;
}
.comment {
  background-color: #cc9;
  padding: 2px;
  font-family: Arial, Helvetica, sans-serif;
  margin-bottom: 20px;  
}

.comment h3 {
  padding-left: 3px;
  padding-right: 3px;
  padding-top: 3px;
  margin: 0px;

}
p.comment_sig {
  margin: 0px;
  padding-left: 3px;
  padding-right: 3px;
  padding-bottom: 3px;
  font-size: 80%;
  color: #666;
}
.comment_body {
  margin: 0px;
  padding: 8px;
  background-color: #fff;
  font-family: mono;
}