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4月29日作业网页圣杯布局
鲨鱼辣椒的博客
Original
621 people have browsed it

HTML+CSS做一个网页圣杯布局

代码如下:

实例

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>圣杯布局</title>
    <style>
        /******************* 头部样式开始 ******************/

        .header {
            /* 参考色块,上线时应该删除或替换 */
            background-color: lightgray;
        }

        /*头部内容区*/
        .header .content {
            /* 头部内容区,应该居中显示,所有要有宽度 */
            width: 1000px;
            height: 60px;
            /* 参考色块 */
            background-color: black;
            /* 上下外边距为0,左右自动居中 */
            /* 因为上下相等,左右也相等,所以可以简写为: margin: 0 auto; */
            margin: 0 auto;

        }

        /*头部内容区中的导航*/
        .header .content .nav {
            /* 清空导航UL元素的默认样式 */
            margin-top: 0;
            margin-bottom: 0;
            padding-left: 0;
            /*如果记不住究竟要清空哪些,可以粗暴点:margin:0;padding:0;*/
        }

        /*头部导航中的列表项样式*/
        .header .content .nav .item {
            list-style-type: none;
        }

        /*头部导航中的链接样式: 重点*/
        .header .content .nav .item a {
            /* 一定要将浮动设置到链接标签<a>上面,否则无法实现导航区的点击与高亮 */
            float: left;
            /* 设置最小宽度与最小高宽,以适应导航文本的变化 */
            min-width: 80px;
            min-height: 60px;
            /* 设置行高与头部区块等高,使导航文本可以垂直居中显示 */
            line-height: 60px;
            color: white;

            /* 设置民航文本的左右内边距,使导航文本不要挨的太紧 */
            padding: 0 15px;
            /* 去掉链接标签默认的下划线 */
            text-decoration: none;
            /* 让导航文本在每一个小区块中居中显示 */
            text-align: center;
        }

        .header .content .nav .item a:hover {
            /* 当鼠标移入到导航链接上时改变背景色与文本前景色,实现当前导航高亮功能 */
            background-color: red;
            /* 将导航文本设置为系统根字体大小的1.2倍 */
            font-size: 1.1rem;
        }
        /******************* 头部样式结束 ******************/
        /*1. 主体容器设置的宽度与中间区块相同,并水平居中*/
        .container{
            width: 600px;
            margin: 5px auto;
            background-color: lightgray;
            border: 2px solid black;
            overflow: hidden;
        }
        /*2. 左,右二侧固定宽度,中间区块继承父级container宽度*/
        .main{
            width: inherit;
            min-height: 800px;
            background-color: lightcyan;
        }

        .left{
            width: 200px;
            min-height: 800px;
            background-color: slateblue;
        }

        .container .left .nav .item{
            list-style-type: none;
        }
        .container .left .nav .item a{
            /* 一定要将浮动设置到链接标签<a>上面,否则无法实现导航区的点击与高亮 */
            min-width: 80px;
            min-height: 60px;
            line-height: 60px;
            color: wheat;
            padding: 0 15px;
            text-decoration: none;
            text-align: center;
        }

        .container .left .nav .item a:hover{
            color: red;
            font-size: 1.1rem ;
        }

        .right{
            width: 200px;
            min-height: 800px;
            background-color: aqua;
        }

        .main, .left, .right{
            float: left;
        }

        .left{
            margin-left: -100%;
        }

        .right{
            margin-left: -200px;
        }

        .container {
            padding-left: 200px;
            padding-right: 200px;
        }

        .left {
            position: relative;
            left: -200px;
        }

        .right {
            position: relative;
            left: 200px;
        }


        /* 底部与头部的基本样式类似 */
        .footer {
            background-color: lightgray;
        }

        .footer .content {
            width: 1000px;
            height: 60px;
            background-color: #444;
            margin: 0 auto;
        }
        .footer .content p {
            text-align: center;
            line-height: 60px;
        }

        .footer .content  a {
            text-decoration: none;
            color: lightgrey;
        }

        /* 鼠标移入时显示下划线并加深字体前景色 */
        .footer .content  a:hover {
            color: white;
        }
    </style>
</head>
<body>
<!--header头部-->
<div class="header">
    <div class="content">
        <ul class="nav">
            <li class="item"><a href="#">首页</a></li>
            <li class="item"><a href="#">公司新闻</a></li>
            <li class="item"><a href="#">最新产品</a></li>
            <li class="item"><a href="#">联系我们</a></li>
        </ul>
    </div>
</div>

<!--container中间主题-->
<div class="container">
    <!-- 1. 中间内容区块 -->
    <!-- 与双飞翼相比, DOM结构更简洁, 不需要为main创建父级容器 -->
    <div class="main">主体内容块</div>

    <!--2. left左侧边栏区块-->
    <div class="left">
        <ul class="nav">
            <li class="item"><a href="#">主页</a></li>
            <li class="item"><a href="#">课程</a></li>
            <li class="item"><a href="#">前端开发</a></li>
            <li class="item"><a href="#">后端开发</a></li>
        </ul>
    </div>

    <!--3. right右侧边栏区块-->
    <div class="right">右侧</div>

</div>

<!--footer底部页脚-->
<div class="footer">
    <div class="content">
        <p>
            <a href="">© PHP中文网版权所有</a>  | 
            <a href="">0551-88889999</a>  | 
            <a href="">皖ICP2016098801-1</a>
        </p>
    </div>
</div>

</body>
</html>

运行实例 »

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Correction status:Uncorrected

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