开关是用于二进制状态(如开/关)的特殊复选框
<!-- 开关 -->
<div class="switch">
<label>
关
<input type="checkbox">
<span class="lever"></span>
开
</label>
</div>
<!-- Disabled Switch -->
<div class="switch">
<label>
关
<input disabled type="checkbox">
<span class="lever"></span>
开
</label>
</div>