【问题标题】:Bootstrap: How to align the button group in the center (vertically)Bootstrap:如何将按钮组居中对齐(垂直)
【发布时间】:2016-09-01 13:34:11
【问题描述】:

在以下代码中:

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">

<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" integrity="sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r" crossorigin="anonymous">

<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js" integrity="sha384-0mSbJDEHialfmuBBQP6A4Qrprq5OVfW37PRR3j5ELqxss1yVqOtnepnHVP9aJ7xS" crossorigin="anonymous"></script>
<div class="container">
    <div class="row">
	<div class="col-lg-12">
		<div class="panel panel-primary">
			<div class="panel-heading"><h2>Element Selection</h2></div>
			<div class="panel-body">
				<div class="row">
					<div class="col-lg-5">
						<div class="form-group">
							<h3><span class="label label-info">Element Segment</span></h3>
							<textarea class="form-control" rows="8"></textarea>
						</div>
					</div>
					<div class="col-lg-2 text-center" >
						
						<div class="btn-group-vertical">
							<button type="button" class="btn btn-primary">>></button>
							<button type="button" class="btn btn-primary"><<</button>
							<button type="button" class="btn btn-primary">ALL>></button>
							<button type="button" class="btn btn-primary"><< ALL</button>
						</div>
						
					</div>
					<div class="col-lg-5">
						<div class="form-group">
							<h3><span class="label label-success">Element Segment</span></h3>
							<textarea class="form-control" rows="8"></textarea>
						</div>
					</div>
				</div>
			</div>
		</div>
	</div>

</div>
</div>

现在结果如下:

所以我可以将按钮组垂直放置在中心位置。我搜索并尝试了vertical-align: middle,但它对我不起作用。

【问题讨论】:

标签: css twitter-bootstrap button center


【解决方案1】:

您可以将Flexbox 与媒体查询DEMO 一起使用(1200px 用于.col-lg-

@media(min-width: 1200px) {
  .flex-row {
    display: flex;
    align-items: center;
  }
}

【讨论】:

    【解决方案2】:

    @Nenad Vracar 已经发布了答案,但您也可以试试这个

     .flex-row {
        display: flex;
        align-items: center;
      }
    

    DEMO HERE

    【讨论】:

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