Bootstrap 4 navbar-inverse没有颜色

问题描述 投票:4回答:4

最近我决定尝试新的bootstrap版本(4)。我用文件做了一切(我的html如下)

<!DOCTYPE html>
<html lang="pl">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Bootstrap 4 website</title>
    <link rel="stylesheet" href="css/bootstrap.min.css">
    <link rel="stylesheet" href="css/style.css">
</head>
<body>

    <nav class="navbar navbar-inverse">
        <a href="#">Link1</a>
    </nav>

    <!-- JS scripts here -->
    <script src="js/jquery-3.2.1.min.js"></script>
    <script src="js/popper.min.js"></script>
    <script src="js/bootstrap.min.js"></script>
    <script src="js/script.js"></script>
</body>
</html>

但我的导航栏(navbar-inverse)没有颜色。你见过类似Bootstrap 4的东西吗?

html css bootstrap-4
4个回答
6
投票

在Bootstrap 4中,您想要更改nav标签的背景类(.bg-light或.bg-dark)。

<nav class="navbar navbar-expand-md bg-dark">

接下来,您可以使用navbar-dark更改文本的颜色以适应较暗的对比度。


2
投票

Navbar-inverse默认具有属性。它给出了导航栏的黑色。只需将.navbar-defaultclass更改为.navbar-inverse即可

<nav class="navbar navbar-inverse">

在bootstrap 4中,navbar-inverse由navbar-dark替换。它的工作方式是,指定亮或暗(通过.navbar-light或.navbar-dark)

<nav class="navbar navbar-expand-sm navbar-dark bg-primary">

1
投票

用这个 :

<nav class="navbar navbar-expand-sm navbar-dark bg-dark">

0
投票

升级到bootstrap4时遇到同样的问题。您需要将navbar-dark添加到<nav>标记,指示这是一个黑暗的导航栏,因此它应该使用白色文本。

<!DOCTYPE html>
<html lang="en">

    
<head>
    <!-- Required meta tags always come first -->
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <meta http-equiv="x-ua-compatible" content="ie=edge">

    <!-- Bootstrap CSS -->
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/css/bootstrap.min.css" integrity="sha384-PsH8R72JQ3SOdhVi3uxftmaW6Vc51MKb0q5P2rRUpPvrszuE4W1povHYgTpBfshb" crossorigin="anonymous">
</head>
    
    
<body>
    <nav class="navbar navbar-inverse navbar-dark bg-primary navbar-expand-sm">
            
            <div class="collapse navbar-collapse" id="Navbar">
                <ul class="navbar-nav mr-auto">
                    <li class="nav-item active"><a class="nav-link" href="#"> Home</a></li>
                </ul>
            </div>
    </nav>

    
    <script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.3/umd/popper.min.js" integrity="sha384-vFJXuSJphROIrBnz7yo7oB41mKfc8JzQZiCq4NCceLEaO4IHwicKwpJf9c9IpFgh" crossorigin="anonymous"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/js/bootstrap.min.js" integrity="sha384-alpBpkh1PFOepccYVYDB4do5UnbKysX5WZXm3XxPqe5iKTfUKjNkCk9SaVuEZflJ" crossorigin="anonymous"></script>
</body>
</html>

截图:

enter image description here

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