.c-pnNav {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    justify-content: space-between;
    margin: 1rem 0;
}

.c-pnNav__item {
    position: relative;
    flex: 1 0 auto;
    max-width: 100%;
    // min-height: 2em;
    // font-size: 3vw;
    font-size: .8rem;

    @include tab {
        width: 50%;
    }

    &.-prev {

        .c-pnNav__link {
            padding-left: 1.5em;

            &::before {
                position: absolute;
                top: 50%;
                left: 0;
                display: inline-block;
                font-size: 1.2em;
                transform: translateY(-50%);

                @extend %arkheIcon;
                @extend .arkhe-icon-chevron-left::before;
            }
        }

    }

    &.-next {

        .c-pnNav__link {
            justify-content: flex-end;
            padding-right: 1.5em;

            &::before {
                position: absolute;
                top: 50%;
                right: 0;
                display: inline-block;
                font-size: 1.2em;
                transform: translateY(-50%);

                @extend %arkheIcon;
                @extend .arkhe-icon-chevron-right::before;
            }
        }

    }
}

.c-pnNav__link {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    height: 100%;
    padding: .5rem .75rem;
    color: inherit;
    line-height: 1.5;
    text-decoration: none;
    transition: .25s;

    &:hover {
        opacity: .75;
    }
}

.c-pnNav__title {
    // hover時に動くように relative
    position: relative;
    left: 0;
    transition: all .25s;
}