将正确的类名添加到 right-align 下拉菜单中。
<div class="dropdown">
<button data-toggle="dropdown"
class="btn btn-primary dropdown-toggle">
Dropdown Example
<span class="caret"></span></button>
<ul class="dropdown-menu @(19)">
<li><a href="#">HTML</a></li>
<li><a href="#">CSS</a></li>
<li><a href="#">JavaScript</a></li>
</ul>
</div>
<div class="dropdown">
<button data-toggle="dropdown"
class="btn btn-primary dropdown-toggle">
Dropdown Example
<span class="caret"></span></button>
<ul class="dropdown-menu dropdown-menu-right">
<li><a href="#">HTML</a></li>
<li><a href="#">CSS</a></li>
<li><a href="#">JavaScript</a></li>
</ul>
</div>