http://angular-ui.github.io/bootstrap/

<!doctype html>
<html ng-app="ui.bootstrap.demo">
  <head>
    <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.5.3/angular.js"></script>
    <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.5.3/angular-animate.js"></script>
    <script src="//angular-ui.github.io/bootstrap/ui-bootstrap-tpls-1.3.3.js"></script>
    <script src="example.js"></script>
    <link href="//netdna.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet">
  </head>
  <body>

<div ng-controller="CollapseDemoCtrl">
	<button type="button" class="btn btn-default" ng-click="isCollapsed = !isCollapsed">Toggle collapse</button>
	<hr>
	<div uib-collapse="isCollapsed">
		<div class="well well-lg">Some content</div>
	</div>
</div>
  </body>
</html>

angular.module('ui.bootstrap.demo', ['ngAnimate', 'ui.bootstrap']);
angular.module('ui.bootstrap.demo').controller('CollapseDemoCtrl', function ($scope) {
  $scope.isCollapsed = false;
});