我试图用引导4.d-隐藏类隐藏一个元素,但它不起作用。任何帮助都将不胜感激。我想把头-社交媒体隐藏在小型设备中。这是我的代码:
<div class="container-fluid row mini-nav">
<!-- Logo Section -->
<div class="col-xl-3 col-md-4 col-sm-6 col-xs-6 site-logo">
<a href="#" class=""><img src="img/logo.png" alt="Logo Image"></a>
</div>
<!-- Header Social Links -->
<div class="col-xl-4 col-md-4 col-sm-4 header-social-media">
<ul class="list-inline">
<li class="list-inline-item">
<a class="">
<i class="fab fa-facebook-f"></i>
</a>
</li>
<li class="list-inline-item">
<a class="">
<i class="fab fa-twitter"></i>
</a>
</li>
<li class="list-inline-item">
<a class="">
<i class="fab fa-google-plus-g"></i>
</a>
</li>
<li class="list-inline-item">
<a class="">
<i class="fab fa-pinterest-p"></i>
</a>
</li>
<li class="list-inline-item">
<a class="">
<i class="fab fa-linkedin-in"></i>
</a>
</li>
</ul>
</div>
<!-- Login and Signup Buttons -->
<div class="col-xl-5 col-md-4 col-sm-6 col-xs-6 text-right login-section">
<button class="btn btn-light">LOGIN</button>
<button class="btn btn-outline-light">SIGN UP</button>
<a href="#"><p style="display: inline-block;">MENU</p></a>
</div>
</div>发布于 2018-02-22 12:28:36
使用以下代码:
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap 4</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
</head>
<body>
<div class="d-lg-none">hide on screens wider than lg</div>
<div class="d-none d-lg-block">hide on screens smaller than lg</div>
</body>
</html>发布于 2018-02-22 12:29:46
发布于 2018-02-22 12:32:26
假设您使用的是最新的Bootstrap 4发行版,文档中引用了几个方法。
首先,你有“隐藏”和“可见”的类。您可以在CSS中的媒体查询中通过提供的mixins使用这些内容。
第二,引导4有各种响应/基于断点的显示类.就你而言,你可以申请:
.d-none .d-md-block对于隐藏在屏幕“sm”断点下面的元素,设置为“display:block;”,一旦屏幕变大。
https://stackoverflow.com/questions/48927330
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