具有以下代码和简单的 Bootstrap 4.0 网格。 Codepen
<!doctype html>
<html lang="en">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<style>
body {
background-repeat: no-repeat;
background-position: center center;
background-size: cover;
background-attachment: fixed;
background-color: #005267;
min-height: 700px;
height: auto;
min-height: 100%;
overflow-y: scroll;
padding-bottom: 20px;
font-family: Arial, Geneva, Helvetica, sans-serif;
}
.vertical-align {
display: flex;
align-items: center;
}
.hr_news {
font-weight:bold;
}
/*2 kill*/
.header_bg {
background-color:red;
height:90px;
vertical-align: middle;
}
.brd_black {border:0px solid #000;}
</style>
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<title>Новости обучения и развития</title>
</head>
<body>
<div class="container-fluid">
<div class="row">
<div class="brd_black align-self-center bg-white vertical-align col-2" style="height:90px;"><a href="#"><img src="http://igorisaev.com/logo.png" class="float-left"></a>
</div>
<div class="brd_black col-2 bg-white"> </div>
<div class="brd_black col-8 bg-white vertical-align">
<h4>Новости обучения и развития</h4></div>
</div>
</div>
</div>
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
</body>
</html>
当我向图像添加超链接并开始调整页面大小时，空的 col-2 列跨过带有图像的第一列。如果我删除超链接一切正常。为什么会发生这种情况，我该如何解决？
最佳答案
在下面，您可以找到 3 种情况:
- 作为您在随附的代码笔中的代码
- 如果删除
<a>从你的标志周围 - 如果你使用 col-4
第三个选项应该适合你，如果不适合，请分享你正在寻找的东西
.vertical-align {
display: flex;
align-items: center;
}<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<div class="container-fluid">
<br/>
<br/>
<br/>
<div class="row">
<div class="brd_black align-self-center bg-white vertical-align col-2" style="height:90px;">
<a href="#"><img src="https://www.akberiqbal.com/apple-touch-icon-144x144.png" class="float-left"></a>
</div>
<div class="brd_black col-2 bg-white"> </div>
<div class="brd_black col-8 bg-white vertical-align">
<h4>THIS IS YOUR CODE</h4>
</div>
</div>
<br/>
<br/>
<br/>
<div class="row">
<div class="brd_black align-self-center bg-white vertical-align col-2" style="height:90px;">
<img src="https://www.akberiqbal.com/apple-touch-icon-144x144.png" class="float-left">
</div>
<div class="brd_black col-2 bg-white"> </div>
<div class="brd_black col-8 bg-white vertical-align">
<h4>this is when you remove <a> from around the logo</h4>
</div>
</div>
<br/>
<br/>
<br/>
<div class="row">
<div class="brd_black align-self-center bg-white vertical-align col-4" style="height:90px;">
<a href="#"><img src="https://www.akberiqbal.com/apple-touch-icon-144x144.png" class="float-left"></a>
</div>
<div class="brd_black col-8 bg-white vertical-align">
<h4>this is when you have col-4 instead of empty col-2</h4>
</div>
</div>
</div>关于css - Bootstrap : While resizing page, header 中的第二个 col-2 超过第一个 col-2，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/55549132/