初中级练习，高手朋友们可以飘过。要求达到如下图所示的效果，各位不妨试一试~
http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>Form demo</title>
<style type="text/css">
<!--
body {
font-family: Arial, Helvetica, sans-serif;
font-size:12px;
color:#666666;
background:#fff;
text-align:center;
}
* {
margin:0;
padding:0;
}
a {
color:#1E7ACE;
text-decoration:none;
}
a:hover {
color:#000;
text-decoration:underline;
}
h3 {
font-size:14px;
font-weight:bold;
}
pre,p {
color:#1E7ACE;
margin:4px;
}
input, select,textarea {
padding:1px;
margin:2px;
font-size:11px;
}
.buttom{
padding:1px 10px;
font-size:12px;
border:1px #1E7ACE solid;
background:#D0F0FF;
}
#formwrapper {
width:450px;
margin:15px auto;
padding:20px;
text-align:left;
border:1px solid #A4CDF2;
}
fieldset {
padding:10px;
margin-top:5px;
border:1px solid #A4CDF2;
background:#fff;
}
fieldset legend {
color:#1E7ACE;
font-weight:bold;
padding:3px 20px 3px 20px;
border:1px solid #A4CDF2;
background:#fff;
}
fieldset label {
float:left;
width:120px;
text-align:right;
padding:4px;
margin:1px;
}
fieldset div {
clear:left;
margin-bottom:2px;
}
.enter{ text-align:center;}
.clear {
clear:both;
}
-->
</style>
</head>
<body>
<div id="formwrapper">
<h3>已注册用户登录</h3>
<form action="" method="post" name="apLogin" id="apLogin">
<fieldset>
<legend>用户登录</legend>
<div>
<label for="Name">用户名</label>
<input type="text" name="Name" id="Name" size="18" maxlength="30" />
<br/>
</div>
<div>
<label for="password">密码</label>
<input type="password" name="password" id="password" size="18" maxlength="30" />
<br/>
</div>
<div class="cookiechk">
<label>
<input type="checkbox" name="CookieYN" id="CookieYN" value="1" />
<a href="#" title="选择是否记录您的信息">记住我</a></label>
<input name="login791" type="submit" class="buttom" value="登录" />
</div>
<div class="forgotpass"><a href="#">您忘记密码?</a></div>
</fieldset>
</form>
<br/>
<h3>未注册创建帐户</h3>
<form action="" method="post" name="apForm" id="apForm">
<fieldset>
<legend>用户注册</legend>
<p><strong>您的电子邮箱不会被公布出去,但是必须填写.</strong> 在您注册之前请先认真阅读服务条款.</p>
<div>
<label for="Name">用户名</label>
<input type="text" name="Name" id="Name" value="" size="20" maxlength="30" />
*(最多30个字符)<br/>
</div>
<div>
<label for="Email">电子邮箱</label>
<input type="text" name="Email" id="Email" value="" size="20" maxlength="150" />
*<br/>
</div>
<div>
<label for="password">密码</label>
<input type="password" name="password" id="password" size="18" maxlength="15" />
*(最多15个字符)<br/>
</div>
<div>
<label for="confirm_password">重复密码</label>
<input type="password" name="confirm_password" id="confirm_password" size="18" maxlength="15" />
*<br/>
</div>
<div>
<label for="AgreeToTerms">同意服务条款</label>
<input type="checkbox" name="AgreeToTerms" id="AgreeToTerms" value="1" />
<a href="#" title="您是否同意服务条款">先看看条款？</a> * </div>
<div class="enter">
<input name="create791" type="submit" class="buttom" value="提交" />
<input name="Submit" type="reset" class="buttom" value="重置" />
</div>
<p><strong>* 在提交您的注册信息时, 我们认为您已经同意了我们的服务条款.<br/>
* 这些条款可能在未经您同意的时候进行修改.</strong></p>
</fieldset>
</form>
</div>
</body>
</html>