<input placeholder="请输入用户名">

<input type="range">

<input type="number" min="1" max="10">

<input type="date" min="2018-02-10">

<textarea>默认文本</textarea>

<p>
    <label><input type="checkbox" />苹果</label>
    <label><input type="checkbox" />梨子</label>
</p>

<p>
    <label><input type="radio" name="sport"/>篮球</label>
    <label><input type="radio" name="sport"/>足球</label>
</p>

<p>
    <select>
        <option>钢琴</option>
        <option>吉他</option>
        <option>古筝</option>
    </select>
</p>

<input list="countries" />
<datalist id="countries">
	<option>Greece</option>
    <option>UK</option>
    <option>US</option>
</datalist>