CSS实战(代码部分)

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index.html

<!DOCTYPE html><html><head lang="en">    <meta charset="UTF-8">    <title>京东(JD.COM)-正品低价、品质保障、配送及时、轻松购物!</title>    <!-- 引入base.css -->    <link rel="stylesheet" href="css/base.css" />    <!-- 引入index.css -->    <link rel="stylesheet" href="css/index.css" />    <!-- 引入favicon.ico-->    <link rel="shortcut icon" href="favicon.ico" /></head><body><!-- 京东的头部导航开始 --><div class="shortcut">    <div class="w">        <div class="fl">            <div class="dt">                送至:北京                <i><s></s></i>            </div>        </div>        <div class="fr">            <ul>                <li>                    <a href="#">你好,请登录</a> &nbsp;&nbsp;                    <a href="#" class="col-red">免费注册</a>                </li>                <li class="line"></li>                <li>我的订单</li>                <li class="line"></li>                <li class="fore">我的京东                    <i><s></s></i>                </li>                <li class="line"></li>                <li>京东会员</li>                <li class="line"></li>                <li>企业采购</li>                <li class="line"></li>                <li class="fore tel-jd">                    <em class="tel"></em>                    手机京东                    <i><s></s></i>                </li>                <li class="line"></li>                <li class="fore">                    关注京东                    <i><s></s></i>                </li>                <li class="line"></li>                <li class="fore">                    客户服务                    <i><s></s></i>                </li>                <li class="line"></li>                <li class="fore">                    网站导航                    <i><s></s></i>                </li>            </ul>        </div>    </div></div><!-- 京东头部导航结束 --><!-- topbannner start--><div class="topbanner" id="top_banner">    <div class="w tp">        <img src="images/topbanner.jpg" alt="">        <!-- this is the close banner -->        <a href="javascript:;" class="close-banner" id="jd_close"></a>    </div></div><script>    // 事件源是标签a    // 事件 点击    // 事件处理程序 topbanner隐藏    var jd_close = document.getElementById("jd_close");    var topbanner =document.getElementById("top_banner");    // 事件源.事件 =function(){}    jd_close.onclick = function(){        topbanner.style.display ="none";    }</script><!-- topbanner end --><!-- 搜索栏的开始 --><!-- 这里用到了clearfix的清楚浮动 --><div class="w clearfix">    <!-- 这个图标有两个内容即:一个背景图含有超级链接(京东的首页)+一个动图 -->    <div class="logo">        <a href="http://www.jd.com" target="_blank" class="jd-a" title="jingdong">京东</a>        <div class="db11">            <a href="#"><img src="images/dong.gif" alt=""></a>        </div>    </div>    <!-- 这里是搜索框的位置 -->    <div class="search">        <input type="text" name="" id="" value="图书开抢">        <button>搜索</button>    </div>    <!-- 右边小车图标的开始 -->    <div class="car">        <a href="#">我的购物车</a>        <span class="icon1"></span>        <span class="icon2">></span>        <span class="icon3">6</span>    </div>    <!-- 热点词汇的开始 -->    <div class="hotwords">        <a href="#" class="col-red">11月11天</a>        <a href="#">11.11秒杀</a>        <a href="#">买2免1</a>        <a href="#">Note5 黑</a>        <a href="#">12期免息</a>        <a href="#">智能科技</a>        <a href="#">清仓</a>        <a href="#">国际服饰</a>        <a href="#">优惠券</a>    </div></div><!-- nav 部分开始 --><div class="jd-nav">    <div class="w">        <div class="dropdown">            <div class="dt">                <a href="#">全部商品分类</a>            </div>            <div class="dd">                <div class="items">                    <h3>家用电器</h3>                    <span>></span>                </div>                <div class="items">                    <h3>手机、数码、京东通信</h3>                    <span>></span>                </div>                <div class="items">                    <h3>家用电器</h3>                    <span>></span>                </div>                <div class="items">                    <h3>手机、数码、京东通信</h3>                    <span>></span>                </div>                <div class="items">                    <h3>家用电器</h3>                    <span>></span>                </div>                <div class="items">                    <h3>手机、数码、京东通信</h3>                    <span>></span>                </div>                <div class="items">                    <h3>家用电器</h3>                    <span>></span>                </div>                <div class="items">                    <h3>手机、数码、京东通信</h3>                    <span>></span>                </div>                <div class="items">                    <h3>家用电器</h3>                    <span>></span>                </div>                <div class="items">                    <h3>手机、数码、京东通信</h3>                    <span>></span>                </div>                <div class="items">                    <h3>家用电器</h3>                    <span>></span>                </div>                <div class="items">                    <h3>手机、数码、京东通信</h3>                    <span>></span>                </div>                <div class="items">                    <h3>家用电器</h3>                    <span>></span>                </div>                <div class="items">                    <h3>手机、数码、京东通信</h3>                    <span>></span>                </div>                <div class="items">                    <h3>手机、数码、京东通信</h3>                    <span>></span>                </div>            </div>        </div>        <div class="navitems">            <ul>                <li><a href="#">服装城</a></li>                <li><a href="#">美妆城</a></li>                <li><a href="#">超市</a></li>                <li><a href="#">全球购</a></li>                <li><a href="#">闪购</a></li>                <li class="new"><a href="#">团购</a></li>                <li><a href="#">拍卖</a></li>                <li><a href="#">金融</a></li>                <li><a href="#">智能</a></li>            </ul>        </div>        <div class="bike">            <a href="#"></a>        </div>    </div></div><!-- 下面就是大banner --><!-- 这里是中间滚动栏部分 --><div class="banner604">    <a href="#"></a></div><div class="w main clearfix">    <div class="slider">        <a href="#"><img src="images/slider1.jpg" alt=""></a>        <ul class="circle"><!-- 这是小圆点 -->            <li>1</li>            <li>2</li>            <li>3</li>            <li>4</li>            <li>5</li>            <li class="current">6</li>        </ul>        <div class="arrow"><!-- 这是左右的两个三角 -->            <a href="javascript:;" class="arrow-l"><</a>            <a href="javascript:;" class="arrow-r">></a>        </div>    </div>    <!-- 这里是右侧的新闻公告部分 -->    <div class="news">        <div class="jd-news">            <div class="dt">                <h3>京东快报</h3>                <a href="#">更多></a>            </div>            <div class="dd">                <ul>                    <li><a href="#"><span>[特惠]</span>1元秒杀</a></li>                    <li><a href="#"><span>[公告]</span>母婴类APP【京东宝宝】上线</a></li>                    <li><a href="#"><span>[特惠]</span>美的品牌日 APP嗨购大放“价”</a></li>                    <li><a href="#"><span>[公告]</span>京东深入蒙牛生产基地进行质检</a></li>                    <li><a href="#"><span>[特惠]</span>白条购家电 24期免息!</a></li>                </ul>            </div>        </div>        <div class="lifeservi">            <div class="dt">                <h3>生活服务</h3>            </div>            <div class="dd">                <ul>                    <li class="lifeservi-icon1">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon2">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon3">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon4">                        <a href="#" class="song">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon5">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon6">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon7">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon8">                        <a href="#">                        <i></i>                        <span>话费</span>                    </a></li>                    <li class="lifeservi-icon9">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon10">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon11">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                    <li class="lifeservi-icon12">                        <a href="#">                            <i></i>                            <span>话费</span>                        </a>                    </li>                </ul>            </div>        </div>    </div></div><!-- 双11的某个活动 --><div class="w todays clearfix">    <div class="night">        <div class="night-l fl">            <img src="images/night.jpg" alt="">        </div>        <div class="night-r">            <ul>                <li><a href="#"><img src="images/1.jpg" alt=""></a></li>                <li><a href="#"><img src="images/2.jpg" alt=""></a></li>                <li><a href="#"><img src="images/3.jpg" alt=""></a></li>                <li><a href="#"><img src="images/4.jpg" alt=""></a></li>            </ul>        </div>    </div></div><!-- 页面的底部开始 9.13--><div class="footer">    <div class="service"><!-- 服务模块 -->        <!-- 底部的标语部分开始 -->        <div class="slogan">            <span class="item slogan1">                <img src="images/slogan1.png" alt="">            </span>            <span class="item slogan2">                <img src="images/slogan2.png" alt="">            </span>            <span class="item slogan3">                <img src="images/slogan3.png" alt="">            </span>            <span class="item slogan4">                <img src="images/slogan4.png" alt="">            </span>        </div>        <!-- 下面是底部的帮助链接部分 -->        <div class="w shopping clearfix">            <dl>                <dt><a href="#">购物指南</a></dt>                <dd><a href="#">购物流程</a></dd>                <dd><a href="#">会员介绍</a></dd>                <dd><a href="#">生活旅行</a></dd>                <dd><a href="#">常见问题</a></dd>                <dd><a href="#">大家电</a></dd>                <dd><a href="#">联系客服</a></dd>            </dl>            <dl>                <dt><a href="#">配送方式</a></dt>                <dd><a href="#">上门自提</a></dd>                <dd><a href="#">211限时达</a></dd>                <dd><a href="#">配送服务查询</a></dd>                <dd><a href="#">配送费收取标准</a></dd>                <dd><a href="#">海外配送</a></dd>            </dl>            <dl>                <dt><a href="#">支付方式</a></dt>                <dd><a href="#">货到付款</a></dd>                <dd><a href="#">在线支付</a></dd>                <dd><a href="#">分期付款</a></dd>                <dd><a href="#">邮局汇款</a></dd>                <dd><a href="#">公司转账</a></dd>                <dd><a href="#">取消订单</a></dd>            </dl>            <dl>                <dt><a href="#">售后服务</a></dt>                <dd><a href="#">售后政策</a></dd>                <dd><a href="#">价格保护</a></dd>                <dd><a href="#">退款说明</a></dd>                <dd><a href="#">返修/退换货</a></dd>                <dd><a href="#">大家电</a></dd>                <dd><a href="#">联系客服</a></dd>            </dl>            <dl>                <dt><a href="#">特色服务</a></dt>                <dd><a href="#">夺宝岛</a></dd>                <dd><a href="#">DIY装机</a></dd>                <dd><a href="#">延保服务</a></dd>                <dd><a href="#">京东E卡</a></dd>                <dd><a href="#">京东通信</a></dd>                <dd><a href="#">京东JD+</a></dd>            </dl>            <!-- 这里是中国地图的覆盖部分 -->            <div class="coverage">                <div class="dt">京东自营覆盖区县</div>                <div class="dd">                    <p> 京东已向全国2357个区县提供自营配送服务,支持货到付款、POS机刷卡和售后上门服务。</p>                    <p class="looklook"><a href="#">查看详情 ></a></p>                </div>            </div>        </div>    </div>    <div class="w againw">        <!-- 链接 -->        <div class="links">            <a href="#">关于我们</a>|            <a href="#">联系我们</a>|            <a href="#">商家入驻</a>|            <a href="#">营销中心</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>            <a href="#">Contact Us</a>        </div>        <!-- 最后的尾部版权部分 -->        <div class="copyright">            北京市公安局朝阳分局备案编号110105014669  |  京ICP证070359号  |  互联网药品信息服务资格证编号(京)-经营性-2014-0008  |  新出发京零 字第大120007号<br />            音像制品经营许可证苏宿批005号  |  出版物经营许可证编号新出发(苏)批字第N-012号  |  互联网出版许可证编号新出网证(京)字150号<br />            网络文化经营许可证京网文[2014]2148-348号  违法和不良信息举报电话:4006561155  Copyright © 2004-2015  京东JD.com 版权所有<br />            京东旗下网站:360TOP  拍拍网  网银在线        </div>        <div class="message">            <a href="#"><img src="images/mess1.png" alt=""></a>            <a href="#"><img src="images/mess2.png" alt=""></a>            <a href="#"><img src="images/mess3.png" alt=""></a>            <a href="#"><img src="images/mess4.png" alt=""></a>            <a href="#"><img src="images/mess5.png" alt=""></a>        </div>    </div></div></body></html>

base.css部分

@charset "UTF-8";/*css 初始化 */html, body, ul, li, ol, dl, dd, dt, p, h1, h2, h3, h4, h5, h6, form, fieldset, legend, img { margin:0; padding:0; }fieldset, img,input,button { border:none; padding:0;margin:0;outline-style:none; }ul, ol { list-style:none; }input { padding-top:0; padding-bottom:0; font-family: "SimSun","宋体";}select, input { vertical-align:middle;}select, input, textarea { font-size:12px; margin:0; }textarea { resize:none; } /*防止拖动*/img {border:0;  vertical-align:middle; }  /*  去掉图片底侧默认的3像素空白缝隙*/table { border-collapse:collapse; }body {    font:12px/150% Arial,Verdana,"\5b8b\4f53";    color:#666;    background:#fff}.clearfix:before,.clearfix:after {    content:"";    display:table;}.clearfix:after{clear:both;}.clearfix{    *zoom:1;/*IE/7/6*/}a {color:#666; text-decoration:none; }a:hover{color:#C81623;}h1,h2,h3,h4,h5,h6 {text-decoration:none;font-weight:normal;font-size:100%;}s,i,em{font-style:normal;text-decoration:none;}.col-red{color: #C81623!important;}/*这句是给文字上红色*//*公共类*/.w {  /*版心 提取 */    width: 1210px;margin:0 auto;}.fl {    float:left}.fr {    float:right}.al {    text-align:left}.ac {    text-align:center}.ar {    text-align:right}.hide {    display:none}/*头部导航开始*/.shortcut {    height: 30px;    line-height: 30px;    background-color: #f1f1f1;}.shortcut .dt,.shortcut .fore{    padding: 0 20px 0 10px;    position: relative;}.shortcut .dt i,.fore i{    font: 400 15px/15px "SimSun";    position: absolute;    top: 13px;    right: 3px;    height: 7px;    overflow: hidden;    width: 15px;}.shortcut .dt s,.fore s{    position: absolute;    bottom: 0px;    left: 0px;}.fr li{    float: left;    padding:0 10px;}.fr .line{    width: 1px;    height: 12px;    background-color: #ddd;    margin-top: 9px;    padding: 0;}.shortcut .tel-jd{    padding: 0 20px 0 25px;}.tel{    position: absolute;    width: 15px;    height: 20px;    background: url(../images/sprite.png) no-repeat;    left: 5px;    top: 5px;}/*顶部end*//*topbannner start*//*设置顶部图的背景颜色*/.topbanner{    background-color: #8A25C6;}/*这里是关闭图标的属性值,通过绝对定位,因为关闭图标是通过定位到该位置的,可见他的父亲一定是相对定位*/.close-banner {    position: absolute;    right: 0;    top:5px;    width: 19px;    height: 19px;    background: url(../images/close.png) no-repeat;}/*关闭图标的hover属性值,是用背景定位:底部*/.close-banner:hover {    background-position: bottom;}/*父亲的定位可知是相对定位*/.tp {    position: relative;}/*topbannner end*//*搜索栏的开始*//*这里是左边的图标部分开始*/.logo{    width: 360px;    height: 75px;    background-color: pink;    float: left;    padding-top: 25px;    background: url(../images/logo.png) no-repeat 0 25px;    position: relative;}.jd-a{    display: block;    width: 270px;    height: 60px;    text-indent: -1000em;}.db11{    position: absolute;    width: 180px;    height: 80px;    background-color: pink;    top: 10px;    left: 168px;}/*这里是搜索框的部分*/.search{    width: 538px;    height: 35px;    float: left;    margin-top: 25px;}/*这里是搜索框的表单的输入*/.search input{    width: 450px;    height: 32px;    border: 2px solid #B61D1D;    padding-left: 4px;    color: #666;    font: 14px/32px "microsoft yahei";    float: left;}.search button{    width: 80px;    height: 36px;    background-color: #B61D1D;    float: left;    font: 16px/36px "microsoft yahei";    color: #fff;    cursor: pointer;/*鼠标变成小手*/}/*右侧的小车图标的开始*//*子绝父相的体现*/.car{    width: 96px;    padding-left: 43px;    float: right;    margin: 25px 65px 0 0 ;    border: 1px solid #DFDFDF;    line-height: 34px;    position: relative;}/*购物车的图标*/.icon1 {    position: absolute;    top:10px;    left: 20px;    width: 16px;    height: 13px;    background: url(../images/sprite.png) no-repeat -1px -59px;}/*>的体现*/.icon2 {    font: 400 13px/13px SimSun;    position: absolute;    top: 10px;    right: 10px;}/*数字图标的体现*/.icon3 {    position: absolute;    width: 16px;    height: 14px;    background-color: #C81623;    font-size: 12px;    line-height: 14px;    text-align: center;    color: #fff;    top: -4px;    border-radius: 7px 7px 7px 0;}/*热点词汇的属性*/.hotwords {    width: 500px;    padding: 7px 0;    float: left;}.hotwords a{    margin-right: 6px;}/*nav 部分*/.jd-nav {    width: 100%;    height: 44px;    border-bottom: 2px solid #B1191A;}/*子代要绝对定位,所以父亲相对定位*/.dropdown {    width: 210px;    height: 44px;    float: left;    position: relative;    z-index: 10;       /*这里是提高层叠的权重*/    overflow: visible;   /*这里是溢出的可视的作用,与overflow: hidden;作用相反*/}.dropdown .dt{    height: 44px;}.dropdown .dt a{    display: block;    height: 44px;    font: 400 15px/44px "microsoft yahei";    background-color: #B1191A;    color: #fff;    padding-left: 10px;}.dropdown .dd {    height: 465px;    background-color: #C81623;    margin-top: 2px;}.dropdown .items {    height: 31px;    line-height: 31px;    border-left: 1px solid #B61D1D;    padding-left: 10px;    color: #fff;    font-size: 15px;    font-family: "microsoft yahei";}.dropdown .items h3 {    float: left;}.dropdown .items span {    float: right;    margin-right: 15px;    font-family: "SimSun";    font-weight: 600;}.navitems {    width: 680px;    height: 44px;    float: left;}.navitems li {    float: left;}.navitems li.new {    background:  url(../images/new.jpg)  no-repeat right top;}.navitems li a{    display: block; /*这里a是行标签,不能设置宽高,所以要转成块标签*/    color: #333;    font: 400 15px/44px "microsoft yahei";    padding: 0 20px;}.navitems li a:hover {    color: #B1191A;}.bike {    width: 140px;    height: 40px; /*这里相比之前的版本少了高,因为太高会压到后面的边*/    background:  url(../images/bike.jpg) no-repeat;    float: right;}.bike a {    display: block;    height: 44px;}/*底部开始*/.slogan{    height: 54px;    padding: 20px ;    background-color: #f5f5f5;    position: relative;    margin-bottom: 15px;}.item{    width: 302px;    position: absolute;    top: 20px;    left: 50%;/*这里为什么要用50%*/}.slogan1{    margin-left: -608px;}.slogan2{    margin-left: -304px;}.slogan3{    margin-left: 2px;}.slogan4{    margin-left: 304px;}/*这里是底部帮助链接的部分*/.shopping dl {    width: 198px;    float: left;}.shopping dt,.coverage .dt{    font-size: 16px;    height: 28px;    font-family: "microsoft yahei";    padding-top: 10px;}.shopping dd{    height: 20px;}.coverage {    float: right;    width: 210px;    height: 165px;    background: url(../images/china.png) no-repeat left bottom;}.coverage .dd{    margin-top: 10px;}.coverage p{    line-height: 18px;}.looklook {    text-align: right;    margin-top: 5px;}.againw {    border-top: 1px solid #E5E5E5;    padding: 23px 0 30px 0;    margin-top: 30px;    text-align: center;}.links {    height: 25px;}.links a{    padding: 0 6px;}.copyright {    line-height: 18px;    margin-bottom: 10px;}

index.css部分

@charset "UTF-8";.banner604 {    position: relative;}.banner604 a {    position: absolute;    top: 0;    left: 0;    width: 100%;    height: 604px;    background:  url(../images/banner.jpg)  no-repeat top center;}.main {    position: relative;}.slider {    width: 730px;    height: 453px;    background-color: pink;    margin: 12px 0 0 220px;    float: left;    position: relative;}.circle {    position: absolute;    bottom: 8px;    left: 50%;    margin-left: -66px;}.circle li {    width: 18px;    height: 18px;    border-radius: 50%;    background-color: #3E3E3E;    float: left;    text-align: center;    line-height: 18px;    color: #fff;    margin: 0 2px;    cursor: pointer;}.circle li.current {    background-color: #B61B1F;}.arrow-l, .arrow-r {    position: absolute;    width: 28px;    height: 62px;    top: 50%;    margin-top: -31px;    color: #fff;    font: 500 18px/62px "宋体";    text-align: center;    background:  rgba(0,0,0,.2);}.arrow-l {    left: 0;}.arrow-r {    right: 0;}.arrow-l:hover,.arrow-r:hover {    background: rgba(0,0,0,.4);    color: #fff;}.news {    width: 248px;    height: 451px;    border: 1px solid #E4E4E4;    float: right;    margin-top: 12px;}.jd-news {    height: 200px;    border-bottom: 1px dashed #E4E4E4; /*虚线*/}.jd-news .dt, .lifeservi .dt {    height: 43px;    border-bottom: 1px dotted #E8E8E8;    line-height: 43px;}.jd-news .dt h3 ,.lifeservi .dt h3 {    float: left;    font: 14px/43px "microsoft yahei";    color: #666;    padding-left: 15px;}.jd-news .dt a{    float: right;    font: 13px/43px "Simsun";    margin-right: 15px;}.jd-news .dd ul {    padding: 8px 0 0 15px;}.jd-news .dd li {    line-height: 28px;}.jd-news .dd li span {    font-weight: 700;    margin-right: 5px;}.lifeservi {    height: 251px;    overflow: hidden;    width: 248px;}.lifeservi ul {    width: 252px;}.lifeservi  ul li {    width: 62px;    height: 70px;    border: 1px solid #E4E4E4;    border-top: 0;    float: left;    margin-left: -1px;}.lifeservi li a{    display: block;    height: 70px;    text-align: center;    padding-top: 44px;    position: relative;}.lifeservi li i {    position: absolute;    top: 12px;    left: 18px;    width: 25px;    height: 25px;    background:  url(../images/icon_lifeserv.png)  no-repeat right top ;}/*生活服务的图标系列*/.lifeservi-icon2 a i {    background-position: right -25px;}.lifeservi-icon3 a i {    background-position: right -50px;}.lifeservi-icon4 a i {    background-position: right -75px;}.lifeservi-icon5 a i {    background-position: right -100px;}.lifeservi-icon6 a i {    background-position: right -125px;}.lifeservi-icon7 a i {    background-position: right -150px;}.lifeservi-icon8 a i {    background-position: right -175px;}.lifeservi-icon9 a i {    background-position: right -200px;}.lifeservi-icon10 a i {    background-position: right -225px;}.lifeservi-icon11 a i {    background-position: right -250px;}.lifeservi-icon12 a i {    background-position: right -275px;}.lifeservi .song {    background:  url(../images/song.png)  no-repeat right top;}/*双11活动*/.todays {    position: relative;}.night {    margin: 10px 0 28px 0;}.night-r {    width: 1000px;    height: 160px;    float: right;}.night-r ul {    width: 500%;    _width:400%;}.night-r li {    float: left;    margin-right: 1px;}
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