Botao nude em css

background-color: #FAFAFA;
box-shadow: inset 0 15px 0 #F8F8F8;
border: 1px solid #DFDFDF;
outline: solid 1px #faf9fb;
outline-offset: -2px;
padding: 4px 5px 3px 4px;
font: normal normal 12px 'Calibri', Calibri, sans-serif;
color: #757575;
text-shadow: 1px 1px 0 #f4f7f9;
}