<form>标签:怎样实现输入框分行显示,例如“用户名:”和“密码:”
用<br/>
<label for="username">用户名:</label>
<input type="text" name="username" id="username" value="" />
<br/>
<label for="pass">密码:</label>
<input type="password" name="pass" id="pass" value="" />
<form>
First name: <input type="text" name="fname" />
<br />
Last name: <input type="text" name="lname" />
</form>
.first,#second>span{color:green;}