.c-duplication-tab {
    list-style:none;
    padding: 0px;
    margin-bottom: 0px;

    & li {
        box-sizing: border-box;
        width: 230px;
        text-align: center; 
        border-left: 1px solid $light-glay;
        border-top: 1px solid $light-glay;

        &:last-child {
            border-right: 1px solid $light-glay;
        }

        & a {
            color: $black;
            padding: 15px 0px;
            display: block;
        }

        &.active a {
            color: $white;
        }
    }
}