form fieldset { -moz-border-radius: 3px; border: 1px solid  #aca; }
form fieldset legend { padding: 10px 8px 12px 8px; font-size: 14px; font-weight: bold; color: #336699; }
form label {
  float: left;
  clear: both;
  width: 160px;
  margin-right: 0.5em;
  padding-top: 0.2em;
  text-align: right;
  font-weight: bold;
}
form label.optional {   font-weight: normal; }