.sponsor-ads {
    text-align: center;
    max-width: 100%;
    padding: 10px;
}
.sponsor-ads a,
.sponsor-ads a img {
    border: medium none;
}
.sponsor-ads a img {
    margin: 0;    
}

.sponsor-ads.content-top, .sponsor-ads.content-bottom {
    padding-left: 0px;
    padding-right: 0px;
}