HTML代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>京东-欢迎登录</title>
<!--设置网页图标
rel:icon(设置图标)
type:文件类型 image/图片类型(png,x-icon)
-->
<link rel="icon" type="image/x-icon" href="img/icon.ico"/>
<link rel="stylesheet" type="text/css" href="css/jingdong.css"/>
</head>
<body>
<!--========1.顶部========-->
<div id="header">
<!--上面-->
<div class="h-top">
<!--1.图标部分-->
<div class="icon">
<img src="img/logo.png"/>
<img src="img/l-icon.png"/>
</div>
<!--问卷-->
<a href="https://surveys.jd.com/index.php?r=survey/index/sid/568245/lang/zh-Hans
" target="_blank">登录页面，调查问卷</a>
</div>
<!--下面的文字-->
<div class="h-bottom">
<p>依据《网络安全法》，为保障您的账户安全和正常使用，请尽快完成手机号验证！ 新版 <a href="https://about.jd.com/privacy/" target="_blank">《京东隐私政策》</a> 已上线，将更有利于保护您的个人隐私。
</p>
</div>
</div>
<!--========2.中间内容=======-->
<div id="content">
<div class="input_div">
<div class="info-top">
<div class="top-top">
<!--<img src="img/warning.png"/>-->
<p>京东不会以任何理由要求您转账汇款，谨防诈骗。</p>
</div>
<div class="top-bottom">
<button>扫码登录</button>|
<button>账号登录</button>
</div>
</div>
<div class="info-mid">
<div class="username">
<img src="img/pygame.png"/>
<input type="text" name="username" id="" value="" placeholder="邮箱/用户名/已验证手机"/>
</div>
<div class="password">
<img src="img/password_icon.png"/>
<input type="password" name="password" id="" value="" placeholder="密码"/>
</div>
<a href="">忘记密码</a>
<div>
<button>登录</button>
</div>
</div>
<div class="info-bottom">
<div class="d0">
<a href="" class="p1"><img src="img/qq.png"/></a>
<a href="" class="d1">QQ</a>
<a href="" class="p2"><img src="img/weixin.png"/></a>
<a href="" class="d2">微信</a>
<a href="" class="p3"><img src="img/right.png"/></a>
<a href="" class="d3">立即注册</a>
<span class="x">|</span>
</div>
</div>
</div>
</div>
<!--========3.底部=========-->
<div id="footer">
<a href="">关于我们</a>|
<a href="">联系我们</a>|
<a href="">人才招聘</a>|
<a href="">商家入驻</a>|
<a href="">广告服务</a>|
<a href="">手机京东</a>|
<a href="">友情链接</a>|
<a href="">销售联盟</a>|
<a href="">京东社区</a>|
<a href="">京东公益</a>|
<a href="">English Site</a>
<p class="end">Copyright © 2004-2018 京东JD.com 版权所有</p>
</div>
</body>
</html>
CSS代码：
/*========0.通用==================*/
*{
margin: 0;
padding: 0;
position: relative;
}
a{
text-decoration: none;
}
/*========1.header===========*/
#header{
width: 100%;
height: 120px;
/*background-color: red;*/
}
#header .h-top{
width: 100%;
height: 80px;
/*background-color: hotpink;*/
}
#header .h-top a{
/*布局*/
position: absolute;
right: 40px;
bottom: 10px;
/*字体*/
font-size: 12px;
color: #aaaaaa;
/*背景图*/
background: url(../img/q-icon.png) no-repeat 0 center;
padding-left: 20px;
}
#header .h-top a:hover{
color: red;
text-decoration: underline;
}
#header .h-top .icon{
position: absolute;
left: 142px;
/*垂直居中*/
height: 60px;
top: 50%;
line-height: 60px;
margin: -30px 0 0 0 ;
}
#header .h-bottom{
width: 100%;
height: 40px;
background-color: rgb(255,248,240);
}
/*用背景图布局*/
#header .h-bottom p{
text-align: center;
height: 40px;
line-height: 40px;
color: rgb(153,153,153);
font-size: 12px;
background: url(../img/warning.png) no-repeat 260px center;
}
#header .h-bottom p a{
color: rgb(40,40,40);
}
#header .h-bottom p a:hover{
text-decoration: underline;
}
/*========2.content===========*/
#content{
width: 100%;
height: 474px;
background: url(../img/bg.png) no-repeat 20% center;
background-color: rgb(11,142,212);
}
#content .input_div{
width: 340px;
height: 440px;
background-color: white;
position: absolute;
right: 160px;
top: 10px;
}
#content .input_div .info-top{
height: 100px;
background-color: rgb(255,248,240);
/*设置分割线*/
border-bottom: 1px solid rgb(244,244,244);
}
.top-top{
text-align: center;
height: 40px;
line-height: 40px;
color: rgb(153,153,153);
font-size: 12px;
background: url(../img/warning.png) no-repeat 16px center;
}
.top-bottom{
height: 60px;
background-color: white;
text-align: center;
/*设置竖线的颜色*/
color: rgb(200,200,200);
}
.top-bottom button{
width: 160px;
height: 60px;
/*去掉按钮的边框和背景色*/
background-color: rgb(0,0,0,0);
border: 0;
font-size: 20px;
color: rgb(53,53,53);
}
.top-bottom button:hover{
color: red;
}
.top-bottom button:focus{
color: red;
/*按钮和输入框成为焦点后默认的边框，是outline*/
outline: 0;
}
#content .input_div .info-mid{
height: 290px;
background-color: white;
}
/*用户名和密码输入*/
#content .input_div .info-mid .username,#content .input_div .info-mid .password{
background-color: white;
width: auto;
height: 40px;
position: absolute;
left: 10px;
right: 10px;
top: 40px;
border: 1px solid rgb(180,180,180);
}
#content .input_div .info-mid .password{
top: 110px;
}
#content .input_div .info-mid img{
float: left;
height: 100%;
border-right: 1px solid rgb(180,180,180);
}
#content .input_div .info-mid input{
border: 0;
float: left;
height: 100%;
width: 80%;
padding-left: 20px;
}
/*设置成为焦点的状态的样式*/
#content .input_div .info-mid input:focus{
outline: none;
}
/*忘记密码*/
#content .input_div .info-mid a{
position: absolute;
top: 180px;
right: 20px;
font-size:12px ;
color: rgb(180,180,180)
}
#content .input_div .info-mid a:hover{
color: red;
text-decoration: underline;
}
#content .input_div .info-mid button{
position: absolute;
height: 35px;
width: 305px;
text-align: center;
left: 19px;
top: 230px;
background-color: red;
border: 0;
outline: none;
font-size: 20px;
letter-spacing: 10px;
}
#content .input_div .info-bottom{
height: 50px;
}
#content .input_div .info-bottom .d0{
line-height: 50px;
background-color: rgb(252,252,252);
border-bottom: 1px solid rgb(244,244,244);
}
#content .input_div .info-bottom .x{
position: absolute;
left: 80px;
}
#content .input_div .info-bottom .p1{
position: absolute;
left: 20px;
top: 7px;
}
#content .input_div .info-bottom .d1{
position: absolute;
left: 45px;
}
#content .input_div .info-bottom .p2{
position: absolute;
left: 90px;
top: 7px;
}
#content .input_div .info-bottom .d2{
position: absolute;
left: 115px;
}
#content .input_div .info-bottom .p3{
position: absolute;
right: 80px;
top: 7px;
}
#content .input_div .info-bottom .d3{
position: absolute;
right: 20px;
}
#content .input_div .info-bottom .d0 a:hover{
color: red;
text-decoration: underline;
}
/*========3.footer===========*/
#footer{
width: 100%;
height:120px ;
background-color: rgb(255,255,255);
text-align: center;
line-height: 60px;
font-size:12px ;
}
#footer a{
display: inline;
margin: 10px;
color:rgb(102,102,102) ;
}
#footer a:hover{
color: red;
text-decoration: underline;
}
#footer .end{
display: block;
position: absolute;
top: 30px;
left: 550px;
}
