我在导航栏上遇到了麻烦,使用下拉菜单:
当我在浏览器中单独运行该代码时,该代码有效,但是当我放置博客时,该代码则根本不起作用:
代码如下,其输出为以下内容
Result Size: 945 x 903
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
<style>
.navbar {
overflow: hidden;
background-color: #333;
font-family: Arial, Helvetica, sans-serif;
}
.navbar a {
float: left;
font-size: 16px;
color: white;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}
.dropdown {
float: left;
overflow: hidden;
}
.dropdown .dropbtn {
cursor: pointer;
font-size: 16px;
border: none;
outline: none;
color: white;
padding: 14px 16px;
background-color: inherit;
font-family: inherit;
margin: 0;
}
.navbar a:hover, .dropdown:hover .dropbtn, .dropbtn:focus {
background-color: red;
}
.dropdown-content {
display: none;
position: absolute;
background-color: #f9f9f9;
min-width: 160px;
box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
z-index: 1;
}
.dropdown-content a {
float: none;
color: black;
padding: 12px 16px;
text-decoration: none;
display: block;
text-align: left;
我想在下拉菜单中添加来自博客的更多访问帖子,博客的存档以及博客的标签。
PS:我正在使用博客
非常感谢=)
我正在用以下代码调用导航栏:
<div id='header-holder'>
<header class='clearfix'>
<div class='col-sm-12 col-md-6 col-md-offset-3 col-lg-7 col-lg-offset-2 col-content' id='description'>
<h1 class='sr-only'>
<data:blog.pageName/>
</h1>
<p class='siteintro sr-only'/>
</div>
</header>
<div class='navbar'>
<a href='#home'>Home</a>
<a href='#news'>News</a>
<div class='dropdown'>
<button class='dropbtn'>Dropdown
<i class='fa fa-caret-down'/>
</button>
<div class='dropdown-content'>
<a href='#'>Link 1</a>
<a href='#'>Link 2</a>
<a href='#'>Link 3</a>
</div>
</div>
</div>
</div>
css
中的blogger
如下:
.dropdown .dropbtn {
cursor: pointer;
font-size: 16px;
border: none;
outline: none;
color: white;
padding: 14px 16px;
background-color: inherit;
font-family: inherit;
margin: 0;
}
.navbar a:hover, .dropdown:hover .dropbtn, .dropbtn:focus {
background-color: #00A2FF;
color: #fff;
text-weight:900;
}
.dropdown-content {
display: none;
color: white;
position: absolute;
background-color: #B3D6FD;
min-width: 160px;
z-index: 1;
}
.dropdown-content a {
float: none;
color: black;
padding: 12px 16px;
text-decoration: none;
display: block;
text-align: left;
color: #fff;
}
.dropdown-content a:hover {
background-color: #00A2FF;
}
.navbar {
overflow: hidden;
background-color: #B3D6FD;
font-family: Giorgia;
}
.navbar a {
float: left;
font-size: 16px;
color: white;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}
.dropdown {
float: left;
overflow: hidden;
}
.dropdown .dropbtn {
font-size: 16px;
border: none;
outline: none;
color: white;
padding: 14px 16px;
background-color: inherit;
font-family: inherit;
margin: 0;
}
.navbar a:hover, .dropdown:hover .dropbtn {
background-color: #B3D6FD
}
.dropdown:hover .dropdown-content {
display: block;
}
body .navbar {
height: 20px;
width: 85%;
margin-left: 15%;
margin-botton: 5.0%;
margin-top: -4em;
position: relative;
border-radius: 0;
margin-top: -1em;
position: relative;
border-radius: 0;
position: absolute;
float:top;
}
.show {
display: block;
}
答案 0 :(得分:1)
我已修复您的代码
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
<style>
.navbar {
overflow: hidden;
background-color: #B3D6FD;
font-family: Giorgia;
}
.navbar a {
float: left;
font-size: 16px;
color: white;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}
.dropdown {
float: left;
overflow: hidden;
}
.dropdown .dropbtn {
cursor: pointer;
font-size: 16px;
border: none;
outline: none;
color: white;
padding: 14px 16px;
background-color: inherit;
font-family: inherit;
margin: 0;
}
.navbar a:hover,
.dropdown:hover .dropbtn,
.dropbtn:focus {
background-color: #00A2FF;
color: #fff;
}
.dropdown-content {
display: none;
position: absolute;
background-color: #B3D6FD;
color: white;
min-width: 160px;
z-index: 1;
}
.dropdown-content a {
float: none;
color: black;
padding: 12px 16px;
text-decoration: none;
display: block;
text-align: left;
color: #fff;
}
.dropdown-content a:hover {
background-color: #00A2FF;
}
.dropdown:hover .dropdown-content {
display: block;
}
</style>
</head>
<body>
<div class="navbar">
<a href="#home">Home</a>
<a href="#news">News</a>
<div class="dropdown">
<button class="dropbtn">Dropdown
<i class="fa fa-caret-down"></i>
</button>
<div class="dropdown-content">
<a href="#">Link 1</a>
<a href="#">Link 2</a>
<a href="#">Link 3</a>
</div>
</div>
</div>
</body>
</html>
您的主要问题是您没有很好地闭合<i>
标签,并且将导航栏上的高度设置为20px(太小)。