.dash-table-container .dash-spreadsheet-container .dash-spreadsheet-inner input:not([type=radio]):not([type=checkbox]) {
    color: white !important;
    text-shadow: 1px 1px 2px black !important;
}

.dash-table-container .dash-spreadsheet-container .dash-spreadsheet-inner th:hover [class^='column-header--']:not(.disabled), .dash-table-container .dash-spreadsheet-container .dash-spreadsheet-inner th:hover [class^='dash-filter--']:not(.disabled){
    color: red !important;
    border-color: red !important;
}