title: Content css before option in safari not work
body: <p>i have used checkbox symbol for option in select dropdown with css selector before, but in safari not work (chrome and firefox is ok).</p>
  <pre><code>option:before { content: &quot;☐&quot;}
  option:before { content: &quot;text&quot;}
  </code></pre>
  <p>I can't understand why, i have try another tag in option but nothing.</p>