JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<label >
            <input class="big-checkbox" type="checkbox" name="optradio">Reeks
        </label><br/>
        <label >
            <input class="big-checkbox" type="checkbox" name="optradio">Reeks1
        </label>
<label >
            <input class="big-checkbox" type="checkbox" name="optradio">Reeks2
        </label>
<label >
            <input class="big-checkbox" type="checkbox" name="optradio">Reeks3
        </label>

CSS

.big-checkbox {width: 20px; height: 20px;}