활성 상태


사용하는 .active현재의 항목을 강조하는 클래스를 :

예
<div class="list-group">
<a href="#" class="list-group-item active">First item</a>
<a href="#" class="list-group-item">Second item</a>
<a href="#" class="list-group-item">Third item</a>
</div>

[전체소스]
<!DOCTYPE html>
<html lang="en">
<head>
<title>Bootstrap Example</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
<h2>Active Item in a List Group</h2>
<div class="list-group">
<a href="#" class="list-group-item active">First item</a>
<a href="#" class="list-group-item">Second item</a>
<a href="#" class="list-group-item">Third item</a>
</div>
</div>

</body>
</html>