LayoutTests/fast/css/pseudo-default-basics.html

<!DOCTYPE HTML>
<html>
<head>
<style>
    * {
        -webkit-appearance: none;
    }
    form, fieldset, option {
        display: inline;
    }
    :default, :default + span {
        background-color: green;
        padding: 2px;
    }
    input:matches([type=checkbox], [type=radio] {
        width: 30px;
        height: 30px;
    }
</style>
</head>
<body>
    <div>
        <!-- Default button of type button -->
        <button>Out of form</button>
        <form>
            <button>First</button>
        </form>
        <form>
            <button>First</button>
            <button>Second</button>
        </form>
        <form>
            <fieldset>
                <button>First</button>
            </fieldset>
            <button>Second</button>
        </form>
    </div>
    <div>
        <!-- Default button of type input-->
        <input>
        <input type="text">
        <input type="submit">
        <input type="image">
        <input value="WebKit">
        <input type="text" value="WebKit">
        <input type="submit" value="WebKit">
        <input type="image" value="WebKit">
        <form>
            <input>
        </form>
        <form>
            <input type="submit">
        </form>
        <form>
            <input type="image">
        </form>
        <form>
            <input>
            <input type="submit">
            <input type="image">
        </form>
        <form>
            <input type="text">
            <input type="image">
            <input type="submit">
        </form>
        <form>
            <button>Button</button>
            <input type="image">
            <input type="submit">
        </form>
        <form>
            <input type="submit">
            <button>Button</button>
            <input type="image">
        </form>
        <form>
            <input type="image">
            <input type="submit">
            <button>Button</button>
        </form>
    </div>
    <div>
        <!-- Check boxes and radio button -->
        <input type="checkbox"><span>A</span>
        <input type="radio"><span>A</span>
        <input type="checkbox" name="group1"><span>A</span>
        <input type="radio" name="group1"><span>A</span>
        <input type="checkbox" checked><span>A</span>
        <input type="radio" checked><span>A</span>
        <input type="checkbox" name="group1" checked><span>A</span>
        <input type="radio" name="group1" checked><span>A</span>
        <input type="checkbox" checked=false><span>A</span>
        <input type="radio" checked=false><span>A</span>
        <input type="checkbox" name="group1" checked=false><span>A</span>
        <input type="radio" name="group1" checked=false><span>A</span>
        <input type="checkbox" checked=webkit><span>A</span>
        <input type="radio" checked=webkit><span>A</span>
        <input type="checkbox" name="group1" checked=webkit><span>A</span>
        <input type="radio" name="group1" checked=webkit><span>A</span>
        <input type="checkbox" disabled><span>A</span>
        <input type="radio" disabled><span>A</span>
        <input type="checkbox" name="group1" disabled><span>A</span>
        <input type="radio" name="group1" disabled><span>A</span>
        <input type="checkbox" checked disabled><span>A</span>
        <input type="radio" checked disabled><span>A</span>
        <input type="checkbox" name="group1" checked disabled><span>A</span>
        <input type="radio" name="group1" checked disabled><span>A</span>
        <form>
            <input type="checkbox"><span>A</span>
            <input type="radio"><span>A</span>
            <input type="checkbox" name="group1"><span>A</span>
            <input type="radio" name="group1"><span>A</span>
            <input type="checkbox" checked><span>A</span>
            <input type="radio" checked><span>A</span>
            <input type="checkbox" name="group1" checked><span>A</span>
            <input type="radio" name="group1" checked><span>A</span>
            <input type="checkbox" checked=false><span>A</span>
            <input type="radio" checked=false><span>A</span>
            <input type="checkbox" name="group1" checked=false><span>A</span>
            <input type="radio" name="group1" checked=false><span>A</span>
            <input type="checkbox" checked=webkit><span>A</span>
            <input type="radio" checked=webkit><span>A</span>
            <input type="checkbox" name="group1" checked=webkit><span>A</span>
            <input type="radio" name="group1" checked=webkit><span>A</span>
            <input type="checkbox" disabled><span>A</span>
            <input type="radio" disabled><span>A</span>
            <input type="checkbox" name="group1" disabled><span>A</span>
            <input type="radio" name="group1" disabled><span>A</span>
            <input type="checkbox" checked disabled><span>A</span>
            <input type="radio" checked disabled><span>A</span>
            <input type="checkbox" name="group1" checked disabled><span>A</span>
            <input type="radio" name="group1" checked disabled><span>A</span>
        </form>
    </div>
    <div>
        <option>Option</option><span>Option</span>
        <option selected>Option</option><span>Option</span>
        <option selected=false>Option</option><span>Option</span>
        <option selected=WebKit>Option</option><span>Option</span>
        <select>
            <option>Option</option><span>Option</span>
            <option selected>Option</option><span>Option</span>
            <option selected=false>Option</option><span>Option</span>
            <option selected=WebKit>Option</option><span>Option</span>
        </select>
    </div>
</body>
</html>