JSFiddle - React, Tailwind, and code Playground

HTML

<label for="adults">Adults</label> 
<select id="adults" name="audits">
    <option value="1">1</option>
    <option value="2">2</option>
    <option value="3">3</option>
    <option value="4">4</option>
    <option value="5">5</option>
    <option value="6">6</option>
    <option value="7">7</option>
    <option value="8">8</option>
    <option value="9">9</option>
    <option value="10+">10+</option>
</select> 

<label for="children">Children</label> 
<select id="children" name="audits">
    <option value="0">0</option>
    <option value="1">1</option>
    <option value="2">2</option>
    <option value="3">3</option>
    <option value="4">4</option>
    <option value="5">5</option>
    <option value="6">6</option>
    <option value="7">7</option>
    <option value="8">8</option>
    <option value="9">9</option>
    <option value="10+">10+</option>
</select>

CSS

body { width:300px; }
label, select{display: inline-block; }
label {width:120px;}