.row {
    display: flex;
    flex-flow: row wrap;
    justify-content: space-around;
    align-items: center;
}
.row-reverse {
    display: flex;
    flex-flow: row-reverse wrap;
    justify-content: space-around;
    align-items: center;
}
.column {
    display: flex;
    flex-flow: column wrap;
    justify-content: space-around;
    align-items: center;
}
.column-reverse {
    display: flex;
    flex-flow: column-reverse wrap;
    justify-content: space-around;
    align-items: center;
}