我有一个全角Bootstrap下拉菜单,由于该按钮和菜单之间有很多空间,因此无法正常工作。
到目前为止,我仅为此使用CSS,没有javascript。这是代码:
HTML:
<nav class="p-4 navbar navbar-expand-lg navbar-light bg-light">
<a class="navbar-brand" href="#">
<img src="http://lorempixel.com/30/30/abstract" width="30" height="30" class="d-inline-block align-top" alt="">
Shopstrap
</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNavDropdown" aria-controls="navbarNavDropdown" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNavDropdown">
<ul class="navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Features</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Pricing</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="navbarDropdownMenuLink" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
Dropdown link
<i class="fas fa-angle-up"></i>
</a>
<div class="dropdown-menu" aria-labelledby="navbarDropdownMenuLink">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
<li class="nav-item dropdown catalog">
<a class="nav-link dropdown-toggle" href="#" id="navbarDropdownMenuLink" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
Catalog
<i class="fas fa-angle-up"></i>
</a>
<div class="dropdown-menu catalog-menu" aria-labelledby="navbarDropdownMenuLink">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
</ul>
</div>
</nav>
CSS:
.navbar-default .navbar-nav > li.dropdown:hover > a,
.navbar-default .navbar-nav > li.dropdown:hover > a:hover,
.navbar-default .navbar-nav > li.dropdown:hover > a:focus {
background-color: rgb(231, 231, 231);
color: rgb(85, 85, 85);
}
li.dropdown:hover > .dropdown-menu {
display: block;
}
.navbar .dropdown.catalog {
position: static;
float: none;
}
.navbar .dropdown .dropdown-menu.catalog-menu{
width: 100%;
}
提琴:https://jsfiddle.net/m4Lxugea/1/
我希望你们中的任何一个都能帮助我。我在想也许我不能完全使用CSS,但是我需要为悬停添加JavaScript。
[亚历杭德罗]。>
我有一个全角Bootstrap下拉菜单,该按钮不能正常工作,因为按钮和菜单之间有很多空间。到目前为止,我只为此使用CSS,没有javascript。这是代码:...
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