[英]Vertical center align for a button in panel header with Bootstrap
我正在使用Bootstrap 4 HTML页面。 我在面板标题中放置了一个按钮:
我需要将按钮(和标题)放在面板标题的中间。 我怎样才能实现这个目标?
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet" /> <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.0/umd/popper.min.js"></script> <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css" rel="stylesheet" /> <div class="container p-4 "> <div class="card"> <div class="card-header"> <p class="float-left display-4">Administrator</p> <a href="#" class="btn btn-primary float-right" style="align-items: center" routerLink="../list" role="button"> <i class="fa fa-arrow-left"></i> Indietro</a> </div> <div class="card-body"> <form> <div class="form-group"> <label for="email">Email:</label> <input type="email" class="form-control" id="email"> </div> <div class="form-group"> <label for="pwd">Password:</label> <input type="password" class="form-control" id="pwd"> </div> <div class="form-group"> <label for="displayName">Display name:</label> <input type="displayName" class="form-control" id="displayName"> </div> <button type="submit" class="btn btn-primary float-right">Salva</button> </form> </div> </div> </div>
谢谢
尝试使用display: flex;
对于可以在引导程序中使用的卡标题,也可以使用ml-auto
将按钮向右移动(无需使用float-right
即可)(使用flex无需使用float属性)。 希望这段代码对您有所帮助
<!--
Bootstrap docs: https://getbootstrap.com/docs
-->
<div class="container p-4 ">
<div class="card">
<div class="card-header d-flex flex-row align-items-center">
<p class="float-left display-4">Administrator</p>
<a href="#" class="btn btn-primary ml-auto" style="align-items: center" routerLink="../list" role="button">
<i class="fa fa-arrow-left"></i> Indietro</a></div>
<div class="card-body">
<form>
<div class="form-group">
<label for="email">Email:</label>
<input type="email" class="form-control" id="email">
</div>
<div class="form-group">
<label for="pwd">Password:</label>
<input type="password" class="form-control" id="pwd">
</div>
<div class="form-group">
<label for="displayName">Display name:</label>
<input type="displayName" class="form-control" id="displayName">
</div>
<button type="submit" class="btn btn-primary float-right">Salva</button>
</form>
</div>
</div>
</div>
只需将display flex添加到您的卡片标题类中,然后对齐项目:居中
.card-header {
padding: .75rem 1.25rem;
margin-bottom: 0;
background-color: rgba(0,0,0,.03);
border-bottom: 1px solid rgba(0,0,0,.125);
display: flex;
justify-content: space-between;
align-items: center;
}
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