.to-flips {
    width: 108px;
    height: 162px;
    cursor: pointer;
}

.to-flips .content {
    position: relative;
    overflow: hidden;
    width: 108px;
    height: 162px;
}

.to-flips .content .block {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0px;
    display: none;
    overflow: hidden;
}