做网页时两个div之间有空隙 用了clear没用



 <!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>index</title>
<style type="text/css"> 
*{margin:0px;padding:0px;border:0px;color:#000000;font:normal 14px/100% Arial,宋体;}
.pw{border:1px solid #000000; width:960px; margin:0px auto;}
.clear{ clear:left; font-size:1px; width:1px; visibility:hidden} 
/*header*/
#header{height:220px;background:url(images/logoright.jpg) right  no-repeat;}
#header h1{float:left}
#header h2{float:right;margin:205px auto;}
#header h2 a{color:#00CC00; font-weight:bold; font-size:15px}

/*nav*/
#nav{height:35px; background:url(images/nav1.jpg); text-align:center;}
#nav ul{ float:left;list-style:none; margin:0px;}
#nav ul li{padding:0px 0px;display:inline;}
#nav ul li,#nav ul li a{ float:left; width:160px; height:35px; line-height:35px;}
#nav ul li a{ color:#333333; text-decoration:none; font-weight:bold; font-size:16px;display:inline-block;}
#nav ul li a:hover{ width:160px; height:35px; background:url(images/nav2.jpg)}
</style>
</head>
<body>


<div id="header" class="pw">
<h1><img src="images/logoleft.jpg" /></h1>
<h2><a href="#">加入收藏</a>|<a href="#">设为首页</a></h2>
</div>




<div class="clear"></div>




<div id="nav" class="pw">
<ul>
    <li><a href="#">首&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp页 </a></li>
    <li><a href="#">特色菜谱</a></li>
    <li><a href="#">名店推荐</a></li>
    <li><a href="#">厨房百科</a></li>
    <li><a href="#">减肥良方</a></li>
    <li><a href="mailto:[email protected]">联系站长</a></li>
</ul>
</div>



</body>
</html>

图片描述

div

洛VER·X 10 years, 3 months ago

header h2{float:right;margin:205px auto;}

改成

header h2{float:right;margin:205px auto 0;}

NTR大法好 answered 10 years, 3 months ago

不用框架是不符合潮流的

大松井玲奈 answered 10 years, 3 months ago

margin设置成负值。

school葬 answered 10 years, 3 months ago

可以用浏览器的调试工具检查一下,会发现是 header2 h2 那里的 margin 问题。浏览器的检查工具在做网页的时候还是很有用的。

莫亚麻莫小冉 answered 10 years, 3 months ago

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