#review_photo div {
    width: 400px;
    height: 260px;
    float: left;
    margin: 0 45px 30px;
}
#review_photo div a {
    display: block;
    width: 400px;
    height: 260px;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}
#review_photo div a.link {
    height: auto;
}

#review_photo div:nth-child(3n) { margin-right: 0; }