第一步:
先来随便设计一个布局复杂点的(布局不规整)demo:
第二步:
我们来进行代码的编写
<HTML>
<HEAD>
<TITLE>model</TITLE>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=gb2312">
<style>
html,body{
margin:0;
padding:0;
background:#A1A9B6 url(images/allbg.jpg?http://www.xvna.com);
text-align:center;
}
#main{
margin:0 auto;
position:relative; /*我是相对定位*/
width:780px;
height:659px;
background:url(images/model.jpg?http://www.xvna.com) no-repeat;
}
#main #menu{
position:absolute;
right:12px;
width:354px;
height:115px;
background:url(images/menu.gif?http://www.xvna.com) no-repeat;
}
#main #menu a#page,#main #menu a#about,#main #menu a#services,#main #menu a#contacts{
float:left;
width:112px;
height:30px;
}
#main #menu a#about{
width:80px;
height:55px;
}
#main #menu a#services{
width:70px;
height:80px;
}
#main #menu a#contacts{
width:80px;
height:115px;
}
#main #menu a:hover{
background: url(images/menu.gif?http://www.xvna.com) no-repeat;
}
#main #menu a#page:hover{
background-position: 0px -115px;
}
#main #menu a#about:hover{
background-position: -112px -115px;
}
#main #menu a#services:hover{
background-position: -192px -115px;
}
#main #menu a#contacts:hover{
background-position: -262px -115px;
}
#main h1{
position:absolute;/*我是绝对定位,我相对与我的上一级#main来进行定位,因为他设置了position:relative;如果在我的父一级中没有找到position:relative;那我就相对与body来定位了...*/
top:0;left:1px;
width:151px;
height:56px;
background:url(images/logo.jpg?http://www.xvna.com) no-repeat;
}
#main h2{
position:absolute;/*我也是绝对定位 我和上面提到的用法一样*/
top:133px;
right:7px;
width:404px;
height:190px;
background:url(images/about.gif?http://www.xvna.com) no-repeat;
}
#main h6{
position:absolute;/*我也是绝对定位 我和上面提到的用法一样*/
bottom:75px;
right:10px;
width:265px;
height:44px;
background:url(images/cars-logo.gif?http://www.xvna.com) no-repeat;
}
</style>
</HEAD>
<BODY>
<div id="main">
<div id="menu">
/*这个菜单是怎么工作的呢?
一张图是怎么能实现背景切换呢?
呵呵,其实也很简单?大家知道背景图象中有:图像横纵坐标位置设置,此例子也正是运用这个特性,将拥有不同ID的链接A的背景进行偏移,以达到背景切换的目的。*/
<a href="#" id="page" title="page"></a>
<a href="#" id="about" title="about"></a>
<a href="#" id="services" title="services"></a>
<a href="#" id="contacts" title="contacts"></a>
</div>
<h1></h1>
<h2></h2>
<h6></h6>
</div>
</BODY>
</HTML>
实际页面效果:
<HTML>
<HEAD>
<TITLE>model</TITLE>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=gb2312">
<style>
html,body{
margin:0;
padding:0;
background:#A1A9B6 url(/articleimg/2006/07/3738/allbg.jpg?http://www.xvna.com);
text-align:center;
}
#main{
margin:0 auto;
position:relative;
width:780px;
height:659px;
background:url(/articleimg/2006/07/3738/model.jpg?http://www.xvna.com) no-repeat;
}
#main #menu{
position:absolute;
right:12px;
width:354px;
height:115px;
background:url(/articleimg/2006/07/3738/menu.gif?http://www.xvna.com) no-repeat;
}
#main #menu a#page,#main #menu a#about,#main #menu a#services,#main #menu a#contacts{
float:left;
width:112px;
height:30px;
}
#main #menu a#about{
width:80px;
height:55px;
}
#main #menu a#services{
width:70px;
height:80px;
}
#main #menu a#contacts{
width:80px;
height:115px;
}
#main #menu a:hover{
background: url(/articleimg/2006/07/3738/menu.gif?http://www.xvna.com) no-repeat;
}
#main #menu a#page:hover{
background-position: 0px -115px;
}
#main #menu a#about:hover{
background-position: -112px -115px;
}
#main #menu a#services:hover{
background-position: -192px -115px;
}
#main #menu a#contacts:hover{
background-position: -262px -115px;
}
#main h1{
position:absolute;
top:0;left:1px;
width:151px;
height:56px;
background:url(/articleimg/2006/07/3738/logo.jpg?http://www.xvna.com) no-repeat;
}
#main h2{
position:absolute;
top:133px;
right:7px;
width:404px;
height:190px;
background:url(/articleimg/2006/07/3738/about.gif?http://www.xvna.com) no-repeat;
}
#main h6{
position:absolute;
bottom:75px;
right:10px;
width:265px;
height:44px;
background:url(/articleimg/2006/07/3738/cars-logo.gif?http://www.xvna.com) no-repeat;
}
</style>
</HEAD>
<BODY>
<div id="main">
<div id="menu">
<a href="#" id="page" title="page"></a>
<a href="#" id="about" title="about"></a>
<a href="#" id="services" title="services"></a>
<a href="#" id="contacts" title="contacts"></a>
</div>
<h1></h1>
<h2></h2>
<h6></h6>
</div>
</BODY>
</HTML>
好了,这次的实例教程就结束了,希望对大家以后进行xhtml网页的设计,布局能有所帮助!