<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
</head>
<body>
<section>
<h2>How to style checkbox</h2>
<div class="checkbox-example">
<input type="checkbox" value="1" id="checkboxOneInput"/>
<label for="checkboxOneInput"></label>
</div>
</section>
</body>
</html>