垂直中心字体真棒图标

Question

我正在尝试创建一个可重复使用的框，其中包含删除和编辑按钮。 但是，无论我尝试什么，我都无法使其水平居中放置图标。

 .inputBox .content { flex: 2; } .inputBox .icon { flex: 1; max-width: 50px; } 

 <link href="http://maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css" rel="stylesheet" /> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous"> <div> <div class="inputBox d-flex"> <div class="bg-dark text-white rounded-left p-2 content align-middle"> <input name="text" placeholder="This is a test" /> <span>Link text</span> <br /> test<br /> </div> <a href="#" class="bg-info text-white p-2 icon"> <i class="fa fa-edit fa-lg"></i> </a> <a href="#" class="bg-danger text-white p-2 icon rounded-right"> <span> <i class="fa fa-trash fa-lg"></i> </span> </a> </div> </div> 

Answer 1

将display:flex ， align-items:center ， justify-content:center应用于.icon类...

...或在.icon使用d-flex align-items-center justify-content-center引导程序预定义的类

堆栈片段

 .inputBox .content { flex: 2; } .inputBox .icon { flex: 1; max-width: 50px; display: flex; align-items: center; justify-content: center; } 

 <link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet" integrity="sha384-wvfXpqpZZVQGK6TAh5PVlGOfQNHSoD2xbE+QkPxCAFlNEevoEH3Sl0sibVcOQVnN" crossorigin="anonymous"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous"> <div> <div class="inputBox d-flex"> <div class="bg-dark text-white rounded-left p-2 content align-middle"> <input name="text" placeholder="This is a test" /> <span>Link text</span> <br /> test<br /> </div> <a href="#" class="bg-info text-white p-2 icon"> <i class="fa fa-edit fa-lg"></i> </a> <a href="#" class="bg-danger text-white p-2 icon rounded-right"> <span> <i class="fa fa-trash fa-lg"></i> </span> </a> </div> </div>