<!DOCTYPE HTML>
<html lang="en-US">
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
#id_check { display: none; }
#id_check+label { }
#id_check:checked+label { font-weight: 700; }
</style>
</head>
<body>
<input type="checkbox" name="check" id="id_check"><label for='id_check'>Test</label>
</body>
</html>