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console

            
<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <title></title>
    <link rel="stylesheet" type="text/css" href="./css/style.css" />
</head>

<body>
     <header>
        <img src="images/163logo.gif" alt="163logo">
        <div class="nav">
            <a href="#">免费邮</a>
            <a href="#">企业邮</a>
            <a href="#">VIP邮</a>
            <a href="#">帮助</a>
        </div>
    </header>
    <section>
        <div class="box-left">
            <img src="https://i.loli.net/2021/04/10/q9EfD4tieaU2nS8.jpg" alt="imap">
            <div>
                <ul>
                    <li>163/126/yeah三大免费邮箱均默认开放</li>
                    <li>全面支持 iPhone/iPad及Android等系统</li>
                    <li>客户端、手机与网页，实现发送、阅读邮件立即同步普通登录手机号登录</li>
                </ul>
            </div>
        </div>
        <div class="box-right">
            <form action="#" method="get">
                <p>
                    <img src="https://i.loli.net/2021/04/10/1tjCJVxirDRAGUw.gif" alt="">
                    <span class="login-text">普通登录</span>
                </p>
                <p>
                    <label for="user">用户名</label>
                    <input type="text" name="user" id="user">@163com
                </p>
                <p>
                    <label for="password">密码</label>
                    <input type="password" name="pass" id="pass">
                </p>
                <p>
                    <label for="version">版本</label>
                    <input type="text" name="version" id="version" list="list-version">
                    <datalist id="list-version">
								<option value ="1">默认</option>
								<option value ="2">企业邮</option>
								<option value ="3">VIP邮</option>
							</datalist>
                </p>
                <p>
                    <input type="checkbox" name="autologin" id="">自动登录
                    <input type="checkbox" name="ssl" id="">SSL
                </p>
                <p>
                    <input type="submit" value="登录">
                    <input type="button" value="注册">
                </p>
            </form>
        </div>
    </section>

    <footer>
        <img class="bottom-left" src="https://i.loli.net/2021/04/10/c2YmFQZ7IALPqJa.gif" alt="netease_logo">
        <span class="bottom-right">
				<a href="#">关于网易</a>
				<a href="#">免费邮</a>
				<a href="#">官方博客</a>
				<a href="#">官方服务</a>
				<a href="#">隐私政策</a>
				|网易公司版权所有 1997-2011
			</span>
    </footer>
</body>

</html>

            
header,
section,
footer {
    width: 680px;
    border: 2px solid red;
    margin-top: 20px;
    margin-bottom: 20px;
    margin-left: auto;
    margin-right: auto;
    padding-top: 0px;
    padding-bottom: 0px;
    padding-left: 20px;
    padding-right: 20px;
}

header div.nav {
    float: right;
    border: 1px solid black;
    height: 60px;
    line-height: 60px;
}

section div.box-left {
    width: 360px;
    float: left;
}

section div.box-right {
    width: 360px;
    height: 320px;
    padding: 10px;
    border: 1px solid black;
    float: right;
}

.box-right p:nth-of-type(2),
.box-right p:nth-of-type(3),
.box-right p:nth-of-type(4) {
    margin-left: 40px;
}

datalist {
    width: 15px;
}

.box-right p:nth-of-child(5),
.box-right p:nth-of-child(6) {
    margin-left: 85px;
}

section,
footer {
    overflow: hidden;
    clear: both;
}

footer span.box-right {
    float: right;
    height: 40px;
    line-height: 40px;
}