.ag-theme-alpine-dark .ag-header-cell-label {
    /*Necessary to allow for text to grow vertically*/
    height: 100%;
    padding: 0 !important;
}

.ag-theme-alpine-dark .ag-header-group-cell {
    /* font-size: 50px; */
}

.ag-theme-alpine-dark .ag-header-cell-label .ag-header-cell-text {
    /*Force the width corresponding at how much width
      we need once the text is laid out vertically*/
    /* width: 55px; */
    writing-mode: vertical-lr;
    -ms-writing-mode: tb-lr;
    /* line-height: 2em; */
    /* margin-top: 60px; */
}