JSFiddle - React, Tailwind, and code Playground

HTML

<input class="a" id="id_1"/>
<input class="a" id="id_2"/>

<brody>
    <input class="a" id="id_3"/>
    <input class="a" id="id_4"/>
</brody>

CSS

brody input[id^='id_']{width:20px;}