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Html 特定维度后如何在列表中显示滚动条?_Html_Css_Bootstrap 4 - Fatal编程技术网

Html 特定维度后如何在列表中显示滚动条?

Html 特定维度后如何在列表中显示滚动条?,html,css,bootstrap-4,Html,Css,Bootstrap 4,我有以下清单: <div class="col-lg-3 col-md-6"> <ul class="nav nav-pills nav-pills-primary nav-pills-icons flex-column"> <li class="nav-item"> <a class="nav-link active" data-toggle="tab" href="#link10"> <i class="t

我有以下清单:

<div class="col-lg-3 col-md-6">
 <ul class="nav nav-pills nav-pills-primary nav-pills-icons flex-column">
   <li class="nav-item">
      <a class="nav-link active" data-toggle="tab" href="#link10">
      <i class="tim-icons icon-istanbul"></i> Home
      </a>
   </li>
   <li class="nav-item">
      <a class="nav-link" data-toggle="tab" href="#link11">
      <i class="tim-icons icon-settings"></i> Settings
      </a>
   </li>
 </ul>
</div>

我想显示一个滚动条,当列表达到特定数量的项目,例如:3,我如何才能做到这一点

您可以在带有图标的垂直选项卡中查看上面的列表。示例。

类似的内容

.nav {
    display: block;
    flex-wrap: wrap;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
    height: 360px;
    width: 150px;
    overflow-y: auto;
}
ol li, ul li {
    color: #fff;
    height: 118px;
}

你不能使用溢出-y:自动;高度:90px;关于UL元素?并将li的固定高度设置为30px?@Chris我实现了你的解决方案,但列表中的元素是水平的,但我需要保持垂直。我将UL的显示类型从flex更改为block,这就成功了。