HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>native radio selector</title>
  <style>
    body { font-family: sans-serif; padding: 16px; }
    label { display: block; margin: 8px 0; }
    .option { background: #ecfdf5; padding: 4px 8px; border-radius: 4px; }
  </style>
</head>
<body>
  <label><input type="radio" name="color" value="red"> Red</label>
  <label><input type="radio" name="color" value="blue"> Blue</label>
  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
  <script>
    $("input[type='radio']").addClass("option");
  </script>
</body>
</html>

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Native input[type='radio'] selector (Try It)