JSFiddle - React, Tailwind, and code Playground
HTML
<html>
<select size="6" id="category">
<option value="1">categories 1-3 </option>
<option value="2">----</option>
<option value="3">----</option>
</select>
</html>
JavaScript
$('select#category').attr({
disabled: true,
hidden: true
});
setTimeout(function() {
$('select#category').removeAttr('disabled hidden');
},3000)