JSFiddle - React, Tailwind, and code Playground

HTML

<select size="5">
    <option value="2010">2010</option>
    <option value="2011">2011</option>
    <option value="2012" selected>2012</option>
    <option value="2013">2013</option>
    <option value="2014">2014</option>
    <option value="2015">2015</option>
    <option value="2016">2016</option>
</select>
<select size="5">
    <option value="2010">2010</option>
    <option value="2011">2011</option>
    <option value="2012" selected>2012</option>
    <option value="2013">2013</option>
    <option value="2014">2014</option>
</select>

CSS

select {
    margin-right: 20px;
    overflow-y: auto;
    text-align: center;
    width: 55px;
}