bootstrap 3原生的下拉菜单(DropDown)组件默认不支持鼠标移上去就展开下拉列表,只能点击后才显示。 要实现鼠标移上去就立刻显示,可以通过一段css简单实现: :block
bootstrap 3原生的下拉菜单(DropDown)组件默认不支持鼠标移上去就展开下拉列表,只能点击后才显示。 要实现鼠标移上去就立刻显示,可以通过一段css简单实现: 代码语言:javascript 复制 .dropdown:hover.dropdown-menu{display:block;}
/* Show the dropdown menu on hover */ .dropdown:hover .dropdown-content{ display:block; } /* Change the background color of the dropdown button when the dropdown content is shown */ .dropdown:hover .dropbtn{ background-color:#3e8e41; ...
/* Show the dropdown menu on hover */.dropdown:hover .dropdown-content { display: block;}/* Change the background color of the dropdown button when the dropdown content is shown */.dropdown:hover .dropbtn { background-color: #3e8e41;}</style><div class="dropdown"> <button class...
.menu ul li ul { display: none; } /* specific to non IE browsers */ /* set the background and foreground color of the main menu li on hover */ .menu ul li:hover a { color:#fff; background:#b3ab79; } /* make the sub menu ul visible and position it beneath the main menu...
很简单,css中加入如下代码 .dropdown:hover>.dropdown-menu{display: block; }.dropdown>.dropdown-toggle:active{pointer-events: none; } 修改完成后发现一个小问题,菜单和文字间有一点空隙,鼠标移动到空隙后菜单就隐藏了。 我们再修改dropdown-menu的样式,加一个mt-0的样式就没有空隙了。
Bug report Current Behavior I've defined distinct hover and focus styles for my DropdownMenu.Item component. When I hover over one of these items, the resulting style is a merge of my hover and focus styles. If I then switch to using the...
Bootstrap 4 中下拉菜单 dropdown 的默认触发方式是鼠标点击,但是一般情况下,用在导航栏 navbar 中时,我们需要实现下拉菜单 dropdown 的触发方式改为鼠标浮动触发,其实很简单,添加两行自定义的 css 代码即可,具体如下: .dropdown:hover>.dropdown-menu { ...
I've never seen hover used on a small hamburger menu before. Its usually applied on a conventional navigation menu where there is more room for the hover to work properly and then only on desktop devices, hover doesnt work on mobile devices. Because you have assigned position: absolute; ...
<script type="text/javascript">$(".ui.dropdown").dropdown({on:'hover',//鼠标悬浮显示,默认值是clicktransition:'swing right',//设置动画效果allowAdditions:true//允许添加新的菜单项});</script> 1. 2. 3. 4. 5. 6. 7. 效果: 可以选择的下拉菜单 ...