site-demos.css

#field { margin-left: .5em; float: left; }
#field, label { float: left; font-family: Arial, Helvetica, sans-serif; font-size: small; }
br { clear: both; }
input { border: 1px solid black; margin-bottom: .5em;  }
input.error { border: 1px solid red; }
label.error {
	background: url('images/unchecked.gif') no-repeat;
	padding-left: 16px;
	margin-left: .3em;
}
label.valid {
	background: url('images/checked.gif') no-repeat;
	display: block;
	width: 16px;
	height: 16px;
}