<form action="" method="post">
        <input type="color" name="color" style="width:30px;height:30px"/><br />
        <input type="date" name="date" /><br />
        <input type="time" name="time" /><br />
        <input type="datetime" name="datetime" /><br />
        <input type="datetime-local" name="datetime-local" /><br />
        <input type="week" name="week" /><br />
        <input type="month" name="month" /><br />
        <input type="email" name="email" /><br />
        <input type="tel" name="tel" /><br />
        <input type="url" name="url" /><br />
        <input type="number" name="number" /><br />
        <input type="button" id="btn" value="daaaa"/>
    </form>