abstrak：<!DOCTYPE html><html><head><meta charset="UTF-8"><title>頭部導航欄</title><link rel="stylesheet" href="css/font-awesome-4.7.0/css/font-awesom
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>頭部導航欄</title>
<link rel="stylesheet" href="css/font-awesome-4.7.0/css/font-awesome.min.css">
<link rel="stylesheet" href="css/1.css">
</head>
<body>
<div class="header">
<div class="header-center">
<div class="header-left">
<a href=""><i class="fa fa-home"></i> 天貓首頁</a>
<p>喵，歡迎來天貓</p>
<a href="">請登錄</a>
<a href="">免費注冊</a>
</div>
<div class="header-right">
<a href="">我的淘寶 <i class="fa fa-caret-down"></i>
<ul>
<li>已買到的寶貝</li>
<li>已賣出的寶貝</li>
</ul>
</a>
<a href=""><i class="fa fa-heart"></i> 我關注的品牌</a>
<a href=""><i class="fa fa-shopping-cart"></i> 購物車</a>
<a href="">收藏夾 <i class="fa fa-caret-down"></i>
<ul>
<li>收藏的寶貝</li>
<li>收藏的店鋪</li>
</ul>
</a>
<a href="">| 淘寶網(wǎng)</a>
<a href="">企業(yè)購</a>
<a href="" style="color:#9c9c9c;"><i class="fa fa-th-list"></i> 網(wǎng)站導航 <i class="fa fa-caret-down"></i>
<ul>
<li>已買到的寶貝</li>
<li>已賣出的寶貝</li>
<li>收藏的寶貝</li>
<li>收藏的店鋪</li>
</ul>
</a>
</div>
</div>
</div>
</body>
</html>
//css部分：
*{
margin:0;
padding:0;
}
a{
text-decoration:none;
color:#9C9C9C;
font-size:14px;
line-height:30px;
margin-left:15px;
}
a:hover{
color:#D55959;
text-decoration:underline;
}
.fa-home,.fa-heart,.fa-shopping-cart,.fa-th-list{
color:#D55959;
}
p{
display:inline;
color:#9C9C9C;
font-size:14px;
line-height:30px;
margin-left:15px;
}
ul li{
list-style:none;
}
.header{
width:100%;
height:30px;
background:#F2F2F2;
}
.header-center{
width:1350px;
margin:0px auto;
}
.header-left{
height:30px;
float:left;
}
.header-right{
height:30px;
float:right;
}
.header-a{
display:inline-block;
height:30px;
width:90px;
text-align:center;
position:relative;
}
.header-a:hover{
background:#fff;
}
.header-a ul{
border:1px solid #F2F2F2;
display:none;
border-top:none;
}
.header-a:hover ul{
display:block;
position:absolute;
width:100px;
}
.header-a ul li{
color:#9c9c9c;
height:30px;
line-height:30px;
text-align:left;
list-style:none;
margin-left:8px;
}
.header-a ul li:hover{
color:#D55959;
text-decoration:underline;
}
總結：下拉菜單效果的實線相對于頭部的布局來說還是有點難的，但上課認真聽講，布局細心認真細心點也是可以做好的！
Guru membetulkan：韋小寶Masa pembetulan：2019-03-11 09:08:25
Rumusan guru：寫的很不錯 css來實現(xiàn)下拉菜單還是蠻簡單的 總的來說要比js來實現(xiàn)簡單多了