JSFiddle - React, Tailwind, and code Playground

HTML

<select>
    <option>Select</option>
    <option selected>im selected</option>
    <option>im not</option>
    <option>me too</option>
    <option>me either</option>
</select>

CSS

select { color: black; background: red; }
option:not(:checked) { background: white; }