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嗨我想爲我的網站製作維護頁面,但是當我嘗試使用margin: auto;
將主內容div放在中間位置時,但它似乎仍然保留在頂部和唯一辦法把它拉下來是用<br />
,但我寧願不要使用,因爲它看起來凌亂,所以我在想,如果你有任何想法,什麼是錯的主要內容div堅持頂部
HTML:
<!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=utf-8" />
<title>Untitled Document</title>
<link href="style/style.css" rel="stylesheet" type="text/css" />
<link href='http://fonts.googleapis.com/css?family=Open+Sans:400,700' rel='stylesheet' type='text/css'>
</head>
<body lang="en">
<div class="alert">Do you want advertsing space? Contact us: <b>[email protected]</b></div>
<div class="topBar">
<div class="topBarcontainer">
<img class="logo" src="images/logo.png" alt="Chattrd home">
</div>
</div>
<div id="navigationBar">
<ul>
<li><a href="index.htm">Home</a></li>
<li><a href="aboutus.htm">About us</a></li>
<li><a href="contactus.htm">Contact us</a></li>
</ul>
</div>
<div id="mainContent"></div>
</body>
</html>
CSS:
body {
background: #F7F7F7;
font-family:Tahoma, Geneva, sans-serif;
margin: 0;
padding: 0;
}
.alert {
font-size: 10px;
color: #FFF;
background: #1f1f1f;
height: 14px;
padding-left: 10px;
font-family: Arial;
white-space: nowrap
}
.topBar {
background: #06C;
height: 40px;
}
#navigationBar {
background: #1f1f1f;
height: 28px;
color: white;
font-family: 'Open Sans';
}
.topBarcontainer{
margin: auto;
width: 1000px;
}
.logo {
padding: 7px;
height: 24px;
width: 98px;
}
#navigationBar ul {
margin: 0;
padding: 3px;
list-style-type: none;
text-align: center;
}
#navigationBar ul li {
display: inline;
}
#navigationBar ul li a {
text-decoration: none;
padding: .2em 1em;
color: #fff;
}
#navigationBar ul li a:hover {
color: #FFF;
background-color: #06C;
}
#mainContent {
margin: auto;
width: 500px;
height: 200px;
border: 1px solid #D8D8D8;
border-radius: 5px;
background: #E6E6E6;
}
CSS'保證金:auto'不垂直運行。 http://stackoverflow.com/questions/8620200/why-does-auto-attribute-for-margin-not-work-vertically-while-it-works-horizontal – showdev 2013-04-23 20:59:32