input#submit_button 
{
	width: 100px;
	height: 40px;
	padding: 8px 30px;
    font-size: 1.2em;
    background:#C0C0C0;
    color: #0000A0;
 }
 
input#submit_button:disabled 
 {
    background:#F0F0F0;
    color: #C0C0C0;
}