/* Texto preto dentro dos dropdowns dcc.Dropdown */
.Select-value-label,
.Select-placeholder,
.Select-input input,
.VirtualizedSelectOption,
.VirtualizedSelectFocusedOption {
    color: #000000 !important;
}

/* Opções no menu aberto */
.Select-menu-outer .Select-option {
    color: #000000 !important;
}