input {}
input.error { border: 1px solid red;}
label.error {
    background: url('unchecked.gif') no-repeat;
    float: none; color: red; padding-left: .5em; vertical-align: top;
    margin-left: 160px;
    margin-bottom: 5px; 
  }
  label.valid {
    background: url('checked.gif') no-repeat;
    display: block;
    width: 16px;
    height: 16px;
  }