首先我们先来打开经管系网页，看看网页效果是怎么样的。通过所学web前端开发的知识，我们一步一步模仿出
标准的网页。我们知道DIV+CSS可以实现网页模块的总体布局，这基本取代了HTML中用table布局，DIV+CSS布局
更加灵活，改写代码方便。
经管系原网页截图：
立即学习“前端免费学习笔记（深入）”；
立即学习“前端免费学习笔记（深入）”；
我先开始做网页的整体模块布局草图：
立即学习“前端免费学习笔记（深入）”；
下面开始编写代码：
第一次HTML代码：
<span style="font-size:18px;"><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>经管系</title><link rel="stylesheet" href="Style.css" type="text/css" /></head><body><!--经管系Logo板块--><div id="top">Dreamweaver8</div><!--经管系网页导航栏板块--><div id="nav"></div><!--经管系网页风采展示广告板块--><div id="adpic"></div><!--经管系内容板块--><div id="news"> <div id="news_left"> <div id="news_left_top"></div> <div id="news_left_mid"></div> <div id="news_left_bottom"></div> </div> <div id="news_mid"> <div id="news_mid_top"></div> <div id="news_mid_bottom"></div> </div> <div id="news_right"> <div id="news_right_top"></div> <div id="news_right_mid"></div> <div id="news_right_bottom"></div> </div></div><!--经管系网站友情链接板块--><div id="link"></div><!--经管系网站制作信息板块--><div id="copyright"></div></body></html></span>
<span style="font-size:18px;">/*第一次添加的代码*/* { margin:0px; padding:0px;}body { padding:0px; margin:0px; font-size:12px;}#top { background-image: url(images/head.jpg); background-repeat: no-repeat; height: 120px; width: 998px; margin-right: auto; margin-left: auto;}#nav { background-image: url(images/n_nav_bg.gif); background-repeat: repeat-x; height: 37px; width: 998px; margin-right: auto; margin-left: auto;}#adpic { background-image: url(images/h4.jpg); background-repeat: no-repeat; height: 218px; width: 998px; margin-right: auto; margin-left: auto;}#news { height: 720px; width: 998px; margin-right: auto; margin-left: auto;}#link { background-image: url(images/n_title_bg.gif); background-repeat: repeat-x; height: 40px; width: 998px; margin-right: auto; margin-left: auto;}#copyright { background-color: #E2E2E2; height: 80px; width: 998px; margin-top: 0px; margin-right: auto; margin-left: auto; border-top-width: 5px;/*设置5像素的上边框*/ border-top-style: solid; border-top-color: #006042; margin-bottom: 0px;}#news #news_left { float: left; height: 720px; width: 233px; margin-right: 5px;}#news #news_mid { float: left; height: 720px; width: 455px; margin-right: 5px;}#news #news_right { height: 720px; width: 300px; float: left;}#news #news_left #news_left_top { height: 248px; width: 233px; background-color:#FF0000;}#news #news_left #news_left_mid { height: 240px; width: 233px; background-color:#00FF00;}#news #news_left #news_left_bottom { height: 232px; width: 233px; background-color:#0000FF;}#news #news_mid #news_mid_top { height: 488px; width: 455px; background-color:#000000;}#news #news_mid #news_mid_bottom { height: 232px; width: 455px; background-color:#999999;}#news #news_right #news_right_top { height: 248px; width: 300px; background-color:#FFFF00;}#news #news_right #news_right_mid { height: 240px; width: 300px; background-color:#00FFFF;}#news #news_right #news_right_bottom { height: 232px; width: 300px; background-color:#FF00FF;}</span>立即学习“前端免费学习笔记（深入）”；
立即学习“前端免费学习笔记（深入）”；
立即学习“前端免费学习笔记（深入）”；
版权声明：本文为博主原创文章，未经博主允许不得转载。
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