JSFiddle - React, Tailwind, and code Playground

HTML

<label for="foo" class="checkbox">
    <input type="checkbox" name="bar" id="foo" />
    <label for="foo"></label>
    Label for checkbox
</label>

CSS

.checkbox {
    cursor: pointer;
}

.checkbox input + label {
    cursor: pointer;
    float: left;
    text-align: center;
    line-height: 1.3;
    background: #ddd;
    width: 1em;
    height: 1em;
    border-radius: 5px;
    border: 1px solid #888;
    margin-right: .5em;
}

.checkbox input:checked + label {
    background: #eee;
}

.checkbox input:checked + label:before {
    content: '✓';
    color: green;
}

.checkbox input {
    display: none;
}