.x-grid-group-title {
    color: $base-color;
    font-size: large;
    font-weight: normal;
    padding-top: 1.5em;

    small.pull-right {
        margin-top: .0625em;
    }
}
.x-grid-group-title {
    color: $base-color;
    font-size: large;
    font-weight: normal;
    padding-top: 1.5em;

    small.pull-right {
        margin-top: .0625em;
    }

    .has-small-group-headers & {
        color: $muted-color;
        font-size: smaller;
        letter-spacing: .5px;
        padding-top: 1em;
        text-transform: uppercase;
    }
}
Support .has-small-group-headers class on grouped grids
Support .has-small-group-headers class on grouped grids
