.stars_in {
    background: url('images/star_3_12.png');
    width: 12px;
    height: 12px;
    display: block;
    float: left;
}

.stars_out {
    background: url('images/star_1_12.png');
    width: 12px;
    height: 12px;
    display: block;
    float: left;
}

.stars_voted {
    background: url('images/star_2_12.png');
    width: 12px;
    height: 12px;
    display: block;
    float: left;
}

.stars_voted_half {
    background: url('images/star_2_12_half.png');
    width: 12px;
    height: 12px;
    display: block;
    float: left;
}