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京东登录操作

###一、html文件

<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<!--设计网页标题-->
		<title>京东-欢迎登录</title>
		<!--设置网页图标-->
		<link rel="icon" type="image/ico" href="img/aaa.ico"/>
		<!--导入样式表-->
		<link rel="stylesheet" type="text/css" href="css/index.css"/>
	</head>
	<body>
		<!--顶部-->
		<div id="header">
			<!--顶部的顶部-->
			<div id="top">
				<div>
					<img src="img/logo.png"/>
					<img src="img/l-icon.png"/>
				</div>
				<a id="survey" target="_blank" href="https://surveys.jd.com/index.php?r=survey/index/sid/568245/lang/zh-Hans">登录界面，调查问卷</a>
			</div>
			<!--顶部的底部-->
			<div id="bottom">
				<p><img src="img/warning.png">&emsp;&nbsp;&nbsp;&nbsp;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 target="_blank" href="https://about.jd.com/privacy/">《京东隐私政策》</a>已上线，将更有利于保护您的个人隐私。</img>
			</div>
		</div>
		<!--中间-->
		<div id="content">
			<!--登录框-->
			<div id="login_page">
				<!--提示块-->
				<div id="div1">
					<img src="img/xx.png"/>
					<p>京东不会以任何理由要求您转账汇款，谨防诈骗。</p>
				</div>
				
				<!--按钮块-->
				<div id="div2">
					<button>扫码登录</button>|<button>账号登录</button>
				</div>
				<!--信息收集块-->
				<div id="div3">
					<div>
						<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>
						<img src="img/password_icon.png"/>
						<input type="password" name="password"  placeholder="密码"/>
					</div>
					<a href="https://aq.jd.com/process/findPwd?s=1">忘记密码?</a>
					<button>登&emsp;&emsp;录</button>
				</div>
				<!--注册和第三方登录-->
				<div id="div4">
					<a id="a1" href="https://graph.qq.com/oauth2.0/show?which=Login&display=pc&response_type=code&state=1F2B3CB0C4969963A77159F8D795CE5288AFCA6743715844FBCC79DB7E51B04004943650F2D811B6D7E744374EF1F38E&client_id=100273020&redirect_uri=https%3A%2F%2Fqq.jd.com%2Fnew%2Fqq%2Fcallback.action%3Fview%3Dnull%26uuid%3D984cb89525374e19b1c5d997792f2208">QQ</a>|
					<a id="a2" href="https://open.weixin.qq.com/connect/qrconnect?appid=wx827225356b689e24&state=01BECDFE3AFD56191252E004936D027D31D251815ACA64E13D698190653999F0517C4D8C8DC73D34AB3E1076EE9035E8&redirect_uri=https%3A%2F%2Fqq.jd.com%2Fnew%2Fwx%2Fcallback.action%3Fview%3Dnull%26uuid%3D961b912f370e44f7b28c3303da0bc653&response_type=code&scope=snsapi_login#wechat_redirect">微信</a>
					<a id="a3" href="https://reg.jd.com/reg/person?ReturnUrl=http%3A%2F%2Fwww.jd.com">立刻注册</a>
				</div>
			</div>
		</div>
		<!--底部-->
		<div id="footer">
			<div>
				<a href="https://www.jd.com/">关于我们</a>|
				<a href="http://about.jd.com/contact">联系我们</a>|
				<a href="http://zhaopin.jd.com/home;jsessionid=7088B99966700FBDB56E61F8FF8D1AC7.s1">人才招聘</a>|
				<a href="https://www.jd.com/">商家入驻</a>|
				<a href="https://www.jd.com/">广告服务</a>|
				<a href="https://app.jd.com/">手机京东</a>|
				<a href="https://club.jd.com/links.aspx">友情链接</a>|
				<a href="https://media.jd.com/">销售联盟</a>|
				<a href="https://sale.jd.com/act/n0hAvqy5CW8.html">京东社区</a>|
				<a href="https://gongyi.jd.com/">京东公益</a>|
				<a href="https://www.jd.com/">English site</a>
			</div>
			<p>Copyright © 2004-2018 京东JD.com 版权所有</p>
		</div>
		
	</body>
</html>

###二、css样式文件

/*（通用）*/
*{
	/*消除默认的margin*/
	margin: 0;   
	/*消除默认的padding*/
	padding: 0;
	/*让所有标签的子标签都相对自己定位*/
	position: relative;
}

/*顶部*/
#header{
	height: 100px;
	background-color: beige;
	
}
/*顶部的顶部*/
#header #top{
	height: 70px;
    background-color:white;	
}

#header #top div{
	width: 300px;
	height: 70px;
	/*脱流*/
	position: absolute;
	left: 190px;
	/*垂直居中*/
	top: 50%;
	margin-top: -30px;
	line-height: 60px;
}
#header #top #survey{
	/*布局*/
	position: absolute;
	right: 190px;
	top: 40px;
	/*去除下划线*/
	text-decoration: none;
	/*文字颜色 大小*/
	color:gray;
	font-size: 12px;
	/*添加背景图
	 * background:url(图片地址) （是否平铺）repeat/norepeat x y 背景颜色
	 * x坐标和y坐标对应的值，除了可以设置数字以外，也可以设置center，让背景图在x坐标和有坐标居中
	 * */
	padding-left: 23px;
	background: url(../img/q-icon.png) no-repeat 0 center ;
}
#header #top #survey:hover{
	color: red;
	text-decoration: underline
}
/*顶部的底部*/
#header #bottom{
	height: 30px;
	background-color: rgb(255,248,240);
}
/*设置字的格式*/
#header #bottom p{
	/*垂直方向居中*/
	height:30px;
	line-height: 30px;
	/*水平方向居中*/
	text-align: center;
	/*设置字体大小*/
	font-size: 12px;
}
#header #bottom p img{
	/*垂直居中*/
	height:16px;
	position: absolute;
	top: 30px;
	margin-top:-22px ;
	line-height: 15px;
}
/*中间*/
#content{
	height: 430px;
	background: url(../img/bg1.png)150px center no-repeat rgb(220,45,19);
		
}
/*登录界面*/
#content #login_page{
	width: 350px;
	height: 350px;
	background-color: white;
	/*定位*/
	position: absolute;
	right: 150px;
	top: 40px;
	
}
/*提示块*/
#content #login_page #div1{
	height:30px;
	background-color: rgb(255,246,236);
}
#div1 img{
	height: 16px;
	position: absolute;
	left: 24px;
	top: 8px;
	
}
#div1 p{
	
	height: 30px;
	line-height: 30px;
	font-size: 12px;
	text-align: center;
	color: darkgray;
}
#div1 a{
	color: aqua;
	text-decoration: none;
}
#div a:hover{
	color: red;
	text-decoration: underline;
}
/*选中登录方式*/
#content #login_page #div2{
	height: 50px;
	background-color:white;
	color: rgb(220,220,220,0.6);
	/*设置求字体粗细:取值范围是100-900*/
	font-weight: 100;
}
#div2 button{
	width: 48%;
	height: 100%;
	border:0;
	font-size: 20px;
	background-color: white;
	color:rgb(60,60,60);
	
}
/*设置按钮成为焦点的状态*/
#div2 button:focus{
	color: red;
	/*按钮成为焦点默认的边款效果是outline*/
	outline: 0;
}
/*信息收集块*/
#content #login_page #div3{
	height: 220px;
	border-top: solid gainsboro 1px;
	border-bottom: solid gainsboro 1px;
}
#div3 div{
	width: 300px;
	height: 40px;
	margin-left: 25px;
	margin-top: 23px;
	border:solid black 1px ;
	
}
#div3 img{
	width: 40px;
	height: 40px;
	float: left;
}
#div3 input{
	width: 200px;
	height: 40px;
	float: left;
	border: 0;
	padding-left:10px ;
	font-size: 14px;
}
#div3 input:focus{
	outline:0;
}
/*忘记密码*/
#div3 a{
	position: absolute;
	right: 25px;
	margin-top: 10px;
	color: rgb(89,89,89);
	font-size: 12px;
	text-decoration: none;
}
#div3 a:hover{
	color: red;
	text-decoration: underline;
}
/*登录按钮*/
#div3 button{
	width: 300px;
	margin-left: 25px;
	margin-top:40px;
	height: 35px;
	
	position: absolute;
	bottom: 20px;
	background-color: red;
	border: 0;
	color: white;
	font-size: 20px;
}
/**/
#content #login_page #div4{
	/*垂直方向居中*/
	height: 40px;
	line-height: 40px;
	font-size: 8px;
	color: rgb(220,220,220,0.6);
}
#a1{
	margin-left: 20px;
	color: black;
	font-size:14px ;
	text-decoration: none;
	background: url(../img/qq.png) no-repeat 0 center white;
 	padding-left: 25px;
 	margin-right: 20px;
}
#a2{
	margin-left:20px ;
	color: black;
	font-size: 14px;
	text-decoration: none;
	background: url(../img/weixin.png) no-repeat 0 center white;
	padding-left: 25px;
}
#a3{
	position: absolute;
	right: 25px;
	color: rgb(165,19,23);
	font-size: 14px;
	text-decoration: none;
	background: url(../img/right.png) no-repeat 0 center white;
	padding-left: 25px;
}
#div4 #a1:hover{
	color: red;
	text-decoration: underline;
}
#div4 #a2:hover{
	color: red;
	text-decoration: underline;
}
#div4 #a3:hover{
	color: red;
	text-decoration: underline;
}
/*底部*/
#footer{
	height: 100px;
	color: darkgrey;
	
}
#footer div{
	height: 50px;
	background-color:;
	/*垂直居中*/
	text-align: center;
	/*水平居中*/
	line-height: 50px;
	
	font-size: 14px;
	color: darkgrey;
}

#footer div a{
	margin-left: 15px;
	margin-right: 15px;
	color: darkgrey;
	text-decoration: none;
	
}
#footer div a:hover{
	color: red;
	text-decoration: underline;
}

#footer p{
	color: darkgray;
	font-size: 14px;
	text-align: center;
}

###三、效果