Flexbox utilities for bootstrap 3

flex-utils.scss

/* -------------------------------------------------------------------------- */

// For bootstrap 3
.d-flex {
    display: flex;
    /* alignment */
    &.flex-row {
        flex-direction: row;
    }
    &.flex-row-reverse {
        flex-direction: row-reverse;
    }
    &.flex-column {
        flex-direction: column;
    }
    &.flex-column-reverse {
        flex-direction: column-reverse;
    }
    /* justify content */
    &.justify-content-start {
        justify-content: start;
    }
    &.justify-content-end {
        justify-content: end;
    }
    &.justify-content-center {
        justify-content: center;
    }
    &.justify-content-between {
        justify-content: space-between;
    }
    &.justify-content-around {
        justify-content: space-around;
    }
    /* align items */
    &.align-items-start {
        align-items: flex-start;
    }
    &.align-items-end {
        align-items: flex-end;
    }
    &.align-items-center {
        align-items: center;
    }
    &.align-items-baseline {
        align-items: baseline;
    }
    &.align-items-stretch {
        align-items: stretch;
    }
    /* align content */
    &.align-content-start {
        align-content: flex-start;
    }
    &.align-content-end {
        align-content: flex-end;
    }
    &.align-content-center {
        align-content: center;
    }
    &.align-content-around {
        align-content: space-around;
    }
    &.align-content-between {
        align-content: space-between;
    }
    &.align-content-stretch {
        align-content: stretch;
    }
    /* wrapping */
    &.flex-wrap {
        flex-wrap: wrap;
    }
    &.flex-nowrap {
        flex-wrap: nowrap;
    }
    /* self align */
    .align-self-start {
        align-self: flex-start;
    }
    .align-self-end {
        align-self: flex-end;
    }
    .align-self-center {
        align-self: center;
    }
    .align-self-baseline {
        align-self: baseline;
    }
    .align-self-stretch {
        align-self: stretch;
    }
    /* fill equal spaces */
    .flex-fill {
        flex: 1 1 auto !important;
    }
    /* order */
    @for $i from 0 through 12 {
        .order-#{$i} {
            order: $i;
        }
    }
}

.d-inline-flex {
    display: inline-flex;
}