.bouton {
    cursor:pointer;
    width:auto;
    padding:8px 0;
    text-align:center;
    display: inline-block;
    margin:0 8px 0 0;
    border-radius:7px;
    font-size: 0.85em;
    width:150px;
    color: #000;
    font-family: Arial,sans-serif;
}
.bouton, .bouton:active {
    background: linear-gradient(#91BD09, #4E9939) repeat scroll 0 0 transparent;
}
.bouton {
    box-shadow: 0 0 1px rgba( 0, 0, 0, 0.2), 0 -1px 0 rgba( 255, 255, 255, 0.1);
    text-shadow: 0 1px 0 rgba(226, 200, 200, 0.4);;
}
.bouton:hover {
    background: linear-gradient(#91BD09, #4E9939) repeat scroll 0 0 transparent;
}
.bouton:active{box-shadow: 1px 1px 10px #000 inset, 0 1px 0 rgba( 255, 255, 255, 0.4);}