JSFiddle - React, Tailwind, and code Playground

by Jesper Kristiansen

HTML

<input type="checkbox">

CSS

input[type="checkbox"] {
    -webkit-appearance: none;
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 1px solid gray;
    outline: none;
    cursor: pointer;
}

input[type="checkbox"]:checked {
    background: url(http://2012.igem.org/wiki/images/7/79/Small-checkmark.png) center no-repeat;
}