input.error {
    border: 1px solid red;
}
select.error {
    border: 1px solid red;
}

label.error {
    background: url("../images/error.png") no-repeat;
    padding-left: 16px;
    margin-left: .3em;
    margin-top:4px;
    color:red;
}

label.valid {
    background: url("../images/success.png") no-repeat;
    display: block;
    width: 16px;
    height: 16px;
}