.default-example {
    flex-wrap: wrap;
}

.default-example .info {
    width: 100%;
    padding: .5em 0;
    font-size: 90%;
}

.scroller {
    text-align: left;
    width: 250px;
    height: 250px;
    overflow-x: scroll;
    display: flex;
    box-sizing: border-box;
    border: 1px solid black;
    scroll-snap-type: x mandatory;
}

.scroller > div {
    flex: 0 0 250px;
    width: 250px;
    background-color: rebeccapurple;
    color: #fff;
    font-size: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-snap-align: end;
}

.scroller > div:nth-child(even) {
    background-color: #fff;
    color: rebeccapurple;
}