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Add a red border to an element in Bootstrap to indicate danger
To add a red border to an element, you need to implement the border-danger class.
Red border implement danger and you can set danger messages inside it.
Implementing the border-danger is quite easy −
<div class="new border border-danger"> Red Border </div>
Let us see an example to work with the border-danger Bootstrap 4 class −
Example
<!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/4.1.0/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>
<style>
.new {
width: 120px;
height: 120px;
margin: 20px;
}
</style>
</head>
<body>
<div class="container">
<p>Rectangle with red border:</p>
<div class="new border border-danger">Red Border</div>
</div>
</body>
</html>
Updated on: 2020-06-18T12:20:02+05:30
2K+ Views
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