.big_tiles .inner_frame {
    margin-left: -20px;
    margin-right: -20px;
    padding-top: 12px;
    height: 260px;
    border-top: 1px solid #666;
    background-position: bottom;
    background-repeat: no-repeat;;
}

.big_tiles .inner_frame .content_left,
.big_tiles .inner_frame .content_right {
    position: absolute;
    width: 500px;
    margin-left: 100px;
}

.big_tiles .inner_frame .content_right {
    margin-left: 420px;
}

.big_tiles .inner_frame h4 {
    margin-bottom: 0;
}


/* black version */
.big_tiles.black .inner_frame {
    background-color: black;
}
.big_tiles.black .inner_frame .content_left,
.big_tiles.black .inner_frame .content_right {
    color: white;
}


/* white version */
.big_tiles.white .inner_frame {
    background-color: white;
}
.big_tiles.white .inner_frame .content_left,
.big_tiles.white .inner_frame .content_right {
     color: black;
 }