JSFiddle - React, Tailwind, and code Playground

HTML

<div id="element">
    <ul>
        <li>IE6 should be red</li>
        <li>IE7 should be white</li>
        <li>IE8 should be green</li>
        <li>IE9 should be pink</li>
        <li>Everything else should be orange</li>
    </ul>
    <em>This is an example demonstrating the <a href="">IE9 Only CSS Hack</a>.</em>
</div>

CSS

#element {
    color:orange;
}
#element {
    *color: white;    /* IE6+7, doesn't work in IE8/9 as IE7 */
}
#element {
    _color: red;     /* IE6 */
}
#element {
    color: green\0/IE8+9; /* IE8+9  */
}
:root #element { color:pink \0/IE9; }  /* IE9 */