如何设置折叠反向引导导航栏的下边框颜色？

Question

谈论这个......我可以看到有两种颜色。比BG阴影更暗的＆amp;比BG色调轻。如何设置这两个？

http://i.stack.imgur.com/Y39IZ.jpg

<nav class="navbar navbar-inverse">
  <div class="container-fluid">
    <div class="navbar-header">
      <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#myNavbar">
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>                        
      </button>
      <a class="navbar-brand" href="#">WebSiteName</a>
    </div>
    <div class="collapse navbar-collapse" id="myNavbar">
      <ul class="nav navbar-nav">
        <li class="active"><a href="#">Home</a></li>
        <li><a href="#">Page 1</a></li>
        <li><a href="#">Page 2</a></li>
      </ul>
    </div>
  </div>
</nav>

Answer 1

在bootstrap.css第4527行中添加它。

.navbar-inverse .navbar-collapse,
.navbar-inverse .navbar-form {  
  border-color: #e6776e;
}