main.css
.container{
margin-top: 5px;
height:600px;
width:1000px;
}
.wrap{
height: inherit;
width: inherit;
background-color: #444444;
float: left;
}
.main{
padding-left: 210px;
padding-right:210px;
}
.left {
height:inherit;
width: 200px;
background-color: red;
float: left;
margin-left: -1000px;
}
.right{
height:inherit;
width: 200px;
background-color: yellow;
float: left;
margin-left:-200px;
}
=======================================================
header.css
* {
padding: auto;
margin: auto;
}
.header{
height: 100px;
background-color: black;
}
.header_dh{
width: 1000px;
}
.header_logo{
width: 200px;
margin-top: 17.5px;
float: left;
}
.top_link{
line-height: 120px;
}
.top_link_a{
color: white;
display: inline-block;
height: 100px;
width: 150px;
text-align: center;
font-size: 20px;
}
a:hover{
color: black;
background-color: white;
font-size: 1.5em;
}
a {
text-decoration: none;
}
=========================================
footer.css
.footer{
height: 100px;
margin-top: 10px;
padding: auto;
}
.footer_aaa{
padding-top:30px;
height: inherit;
width: 1000px;
background-color: lightgray;
text-align: center;
font-size: 20px;
line-height: 30px;
}
======================================
banner.css
.banner{
margin: auto;
padding: auto;
height: 400px;
}
.banner_images{
width: 1000px;
height: inherit;
}index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<link rel="stylesheet" href="css/header.css">
<link rel="stylesheet" href="css/banner.css">
<link rel="stylesheet" href="css/main.css">
<link rel="stylesheet" href="css/footer.css">
<title>我的公司</title>
</head>
<body>
<div class="header">
<div class="header_dh"><!--导航条-->
<div class="header_logo">
<img src="images/logo.png" width="200" alt="">
</div>
<div class="top_link">
<ul>
<a href="/" class="top_link_a">首页</a>
<a href="/" class="top_link_a">关于公司</a>
<a href="/" class="top_link_a">产品与服务</a>
<a href="/" class="top_link_a">公司文章</a>
<a href="/" class="top_link_a">联系我们</a>
</ul>
</div>
</div>
</div>
<div class="banner"> <!--广告条-->
<div class="banner_images"><img src="images/banner.jpg" alt=""></div>
</div>
<!--主体-->
<div class="container">
<div class="wrap">
<div class="main">内容</div>
</div>
<div class="left">左侧</div>
<div class="right">右侧</div>
</div>
<div class="footer">
<div class="footer_aaa">
<dl>
<dt>电话:13333333333 微信:1333333333</dt>
<dt>地址:辽宁省沈阳市三好街12号</dt>
<dt>备案地址:<a href="/">辽备1258888</a></dt>
</dl>
</div>
</div>
</body>
</html>
