使用angular JS Boostrap在同一列中设置两个带空格的按钮

<!-- 引入AngularJS -->
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.7.9/angular.min.js"></script>

<!-- 引入Bootstrap CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">

<!-- 引入Bootstrap JS -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>

<div class="container">
  <div class="row">
    <div class="col-xs-6">
      <button class="btn btn-default">按钮1</button>
      <button class="btn btn-default">按钮2</button>
    </div>
  </div>
</div>

<button class="btn btn-primary">按钮1</button>
<button class="btn btn-primary">按钮2</button>