.sponsors {
    width:666px;
    padding:5px;
    margin-top:10px;
}
    .sponsors .sponsor-item {
        display:table-cell;
        text-align:center;
        vertical-align:middle;
        padding:5px;
        margin:auto;
        min-width:130px;
    }
.sponsor-row {
    display:table-row;
}