尖尖頭咋弄
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="js/setHomeSetFav.js" charset="gb2312"></script>
<script type="text/javascript" src="js/myfocus-2.0.1.min.js"></script>
<script type="text/javascript" src="js/mf-pattern/mF_YSlider.js"></script>
<link rel="stylesheet" type="text/css" href="js/mf-pattern/mF_YSlider.css">
<style type="text/css">
*{
margin: 0;
padding: 0;
font-size:12px;
}
.top{
width: 100%;
height: 27px;
background-image: url(images/top_bg.jpg)repeat-x;
}
.top_content{
width: 1000px;
margin: 0 auto;
}
.top_content li{
list-style-image: url(images/li_bg.gif);?
margin: 0 5px;
float: right;
line-height: 27px;
}
.top_content a:link,.top_content a:visited{
color:#8e8e8e;
text-decoration:none;
}
.top_content a:hover,.top_content a:active{
color: #900;
text-decoration:none;
}
.wrap{
width: 1000px;
margin: 0 auto;
}
.logo{
height: 80px;
background-color: white;
}
.logo_left{
width: 200px;
float: left;
}
.logo_right{
width: 300px;
float: right;
height: 28px;
margin-top: 30px;
color: #8e8e8e;
}
.logo_right img{
vertical-align: middle;
margin-right: 10px;
}
.tel{
font-family:"宋體";
color: #900;
}
.nav{
width: 1000px;
height: 40px;
}
.nav_left{
width: 20px;
background: url(images/nav_left.jpg)no-repeat;
float: left;
height: 40px;
}
.nav_mid{
width: 980px;
background: url(images/nav_bg.jpg)repeat-x;
float: left;
height: 40px;
}
.nav_right{
width: 10px;
background: url(images/nav_right.jpg)no-repeat;
float: left;
height: 40px;
}
.nav_mid_left,.nav_mid_right{
float: left;
height: 100%;
}
.nav_mid_left{
width: 680px;
}
.nav_mid_right{
width: 300px;
}
.nav_mid_left ul{
height: 100%;
padding: 0px;
margin: 0px;
}
.nav_mid_left li{
list-style-type: none;
width: 100px;
text-align: center;
height: 40px;
display: table-cell;?
vertical-align: middle;
}
? ? .nav_mid_left a:link,.nav_mid_left a:visited{
? ? color:#fff;
? ? text-decoration:none;
? ? font-size: 12px;
? ? }
? ? .nav_mid_left a:hover,.nav_mid_left a:active{
? ? color:#ff0;
? ? text-decoration:none;
? ? font-size: 12px;
? ? }
? ?.search_text{
? ? width: 190px;
? ? height: 25px;
? ? margin-top:5px;
? ? background:url(images/search.jpg)no-repeat right center;
? ? background-color: white;
? ? padding-right: 25px;
? ?}
? ?.ad{
? ? height:310px;
? ? margin: 0 auto;
? ?}
? ?.ad li{
? ? list-style-type:none;
? ?}
? ?.ad ul{
? ? padding: 0px;
? ?}
? ?#myFocus{
? ? width: 1000px;
? ? height: 300px;
? ?}
? ?.num{
? ? height: 12px;
? ? z-index: 10000;
? ?}
? ?.main{
? ? height: 250px;
? ? background-color:blue;
? ?}
? ?.news{
? ? width: 340px;
? ? border: 1px solid #e8e8e8;
? ? background-color: #9FC;
? ?}
? ?.course{
? ? width: 410px;
? ? border: 1px solid #e8e8e8;
? ? background-color: #FF6;
? ?}
? ?.sidebar{
? ? width: 230px;
? ? background: #09F;
? ?}
? ?.news,.course,.sidebar{
? ? height:?
? ? float: left;
? ?}
? ?
</style>
<title></title>
</head>
<body>
<div class="top">
<div class="top_content">
<ul>
<li><a href="#">聯系我們</a></li>
<li><a href="#" onclick="AddFavorite(window.location,document.title)">加入收藏</a></li>
<li><a href="#" onclick="SetHome(window.location)">設為首頁</a></li>
</ul>
</div>
</div><!--top end-->
<div class="wrap">
<div class="logo">
<div class="logo_left">
<img src="images/logo.jpg">
</div>
<div class="logo_right">
<img src="images/tel.jpg"><span class="tel">telephone:142857000</span>
</div>
<div style="clear: both"></div>
</div><!--logo end-->
<div class="nav">
<div class="nav_left"></div>
<div class="nav_mid">
<div class="nav_mid_left">
<ul>
<li><a href="#">首頁</a></li>
<li><a href="#">關于慕課</a></li>
<li><a href="#">新聞動態</a></li>
<li><a href="#">課程中心</a></li>
<li><a href="#">在線課程</a></li>
<li><a href="#">人才招聘</a></li>
? ? ? ?</ul>
</div>
<div class="nav_mid_right">
<form action="save.php" method="post">
<input class="search_text" type="text" name="text">
</form>
</div>
</div>
<div class="nav_right"></div>
</div><!--nav end-->
<div class="ad" id="picBox">
? ?<div class="pic">
<ul style="margin: 0;padding: 0">
<li><img src="images/ad2.jpg"/></li>
<li><img src="images/ad3.jpg"/></li>
<li><img src="images/ad4.jpg"/></li>
</ul>
? ?</div> ?
</div>
?
?
</div><!--wrap end-->
</body>
</html>
2017-08-21
這是logo圖片部分83px超過了logo欄的80px，導致下一個div的內容從logo圖片位置后面開始。
你加一個css代碼就可以了
.logo_left?img?{ display:?block; }2017-08-07
你的菜單欄里面的3個div沒有在同一行
<div class="nav_left"></div>
<div class="nav_mid">
<div class="nav_right">
因為塊狀元素默認占一行，如果想這個3個div在同一行，你可以在main.css文件里面把這3個div都設置左浮動（float:left）