.coverflow {
    position: relative;
    width: 100%;
}
    .coverflow .track {
        position: relative;
        margin: 40px 0;
    }
    .coverflow .item {
        position: absolute;
        left: 0;
        top: 0;
    }
        .coverflow .item.negative,
        .coverflow .item.positive {
            z-index: 1;
        }
        .coverflow .item.center {
            z-index: 2;
        }
        .coverflow .item .inner {
            position: relative;
            width: 100%;
            height: 100%;
        }