JSFiddle - React, Tailwind, and code Playground

HTML

<select>
<option value="">Pick one...</option>
<option value="test1">Test 1</option>
<option value="test2">Test 2</option>
<option value="test3">Test 3</option>
</select>

CSS

select{
  color: red;
}
select option { color: black; }

CoffeeScript

$('select').on 'change', ->
	if $(this).val()
    $(this).css('color', 'black')
  else
     $(this).css('color', 'red')