css html中菜单栏的下拉列表
我想为每个菜单添加下拉列表,但它只显示“产品”。首先,我只为“产品”菜单做了一个下拉列表。但对于其他菜单,它不起作用 Html代码是:css html中菜单栏的下拉列表,html,css,Html,Css,我想为每个菜单添加下拉列表,但它只显示“产品”。首先,我只为“产品”菜单做了一个下拉列表。但对于其他菜单,它不起作用 Html代码是: <!doctype html> <html> <head> <meta charset="utf-8"> <title>Welcome to Cctvcart store</title> <link rel="stylesheet"
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Welcome to Cctvcart store</title>
<link rel="stylesheet" href="css/style.css" type="text/css">
</head>
<body>
<div class="header_wrap">
<div class="header_top_wrap">
<div class="header_top">
</div>
</div>
<!--end of header top wrap -->
<div class="header_bottom_wrap">
<div class="header_bottom">
<ul class="bottom_menu">
<li class="dropdown"><li><a href="#">Company</a>
<ul class="submenu">
<li><a href="#">About us</a>
</li>
<li><a href="#">New Realeses</a>
</li>
<li><a href="#">Contact us</a>
</li>
</ul>
</li>
<li class="dropdown"><a href="#">Products</a>
<ul class="submenu">
<li><a href="#">DVR & Kits</a>
</li>
<li><a href="#">Seurity Cameras</a>
</li>
<li><a href="#">Spy Camreas</a></li>
<li><a href="#">Wireless & IP Cameras</a></li>
<li><a href="#">Accessories</a></li>
<li><a href="#">Mini Video</a></li>
</ul>
</li>
<li><a href="#">Services</a>
</li>
<li class="dropdown"><li><a href="#">Support</a>
<ul class="submenu">
<li><a href="#">Support Home</a>
</li>
<li><a href="#">Warranty</a>
</li>
<li><a href="#">Feedback</a>
</li>
<li><a href="#">Contact Tech Support</a>
</li>
</li>
<li class="dropdown"> <li><a href="#">Multimedia</a>
<ul class="submenu">
<li><a href="#">Video</a>
</li>
<li><a href="#">Podcasts</a>
</li>
</li>
</ul>
</div>
</div>
<!--end of bottom wrap -->
</div>
<!--end of header wrap -->
<div class="main_wrap">
<div class="main">
</div>
<!--end of main -->
</div>
<!--end of main wrap -->
<div class="footer_wrap">
<footer></footer>
</div>
<!--end of footer wrap -->
</body>
</html>
* {
margin: 0px;
padding: 0px;
}
.header_wrap {
width: 100%;
height: 160px;
background: red;
position: relative;
}
.main_wrap {
width: 100%;
height: 1475px;
background: green;
}
.footer_wrap {
width: 100%;
height: 325px;
background: aqua;
}
.main {
width: 1000px;
height: 100%;
background: blue;
margin: auto;
}
footer {
width: 1000px;
height: 100%;
background: aqua;
margin: auto;
}
.header_top_wrap {
width: 100%;
height: 23px;
background: #ccc;
}
.header_bottom_wrap {
width: 100%;
height: 40px;
background: #06F;
position: absolute;
bottom: 0px;
left: 0px;
}
.header_top {
width: 1000px;
height: 100%;
background: purple;
margin: auto;
}
.header_bottom {
width: 1000px;
height: 100%;
background: black;
margin: auto;
}
.bottom_menu > li {
display: inline-block;
}
.bottom_menu a
{
font-family: Impact, Haettenschweiler, "Franklin Gothic Bold", "Arial Black", sans-serif;
color: #fff;
}
.bottom_menu > li >a {
display: block;
text-decoration: none;
padding: 0px 30px;
height: 40px;
line-height: 35px;
text-align: center;
}
.bottom_menu > li:hover >a
{
background:#fff;
color:#151716;
}
.submenu a:active, .submenu a:visited{
display: block;
color: #fff;
text-decoration: none;
z-index: 21;
}
.submenu {
position: absolute;
display: none;
width:160px;
height:250px;
background:white;
list-style:none;
}
.dropdown:hover > .submenu{
display: block;
}
.submenu>li>a
{
display:block;
width:100%;
height:42px;
background:black;
text-decoration:none;
line-height:58px;
padding-left:50px;
border:1px dashed white;
}
只要取下
,因为你做了两次。
这是一个有效的JSFIDLE问题在于:
<li class="dropdown"><li><a href="#">Company</a>
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一切都很好,但当单击下拉列表中的“公司”和“多媒体”时,白色部分仍然是如何删除的part@panky给这个CSS:。子菜单{height:auto;}
@panky请在更新的答案中找到正确的代码段<代码>:)我知道了,但是兄弟的“mulitemedia”选项不是showing@panky我不知道为什么,但如果你把鼠标放在多媒体上,它会工作。我得到了它,但当点击“服务”时,什么也没有出现,“多媒体”按钮和服务在哪里,你没有它的列表
</li>
</ul>
</li>
</ul>