Bootstrap 4 Buttons

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Bootstrap provides the following classes to achieve different styles of buttons.

• .btn
• .btn-default
• .btn-primary
• .btn-success
• .btn-info
• .btn-warning
• .btn-danger
• .btn-link
• .btn-secondary
• .btn-dark
• .btn-light

Bootstrap 4 Buttons Style Example:

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 4 Buttons Style 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/4.0.0/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
</head>
<body>
 
<div class="container">
  <h2>Bootstrap 4 Button Styles Example</h2>
  <button type="button" class="btn">Worklist</button>
  <button type="button" class="btn btn-primary">Worklist</button>
  <button type="button" class="btn btn-secondary">Worklist</button>
  <button type="button" class="btn btn-success">Worklist</button>
  <button type="button" class="btn btn-info">Worklist</button>
  <button type="button" class="btn btn-warning">Worklist</button>
  <button type="button" class="btn btn-danger">Worklist</button>
  <button type="button" class="btn btn-dark">Worklist</button>
  <button type="button" class="btn btn-light">Worklist</button>
  <button type="button" class="btn btn-link">Worklist</button>      
</div>
 
</body>
</html>

Output:


Bootstrap Buttons Outline

Bootstrap provides the following classes to add outline or border to the buttons.

• .btn-outline-primary
• .btn-outline-secondary
• .btn-outline-success
• .btn-outline-info
• .btn-outline-warning
• .btn-outline-danger
• .btn-outline-dark
• .btn-outline-light

Bootstrap Buttons Outline Example:

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 4 Button Outline 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/4.0.0/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
</head>
<body>
 
<div class="container">
  <h2>Bootstrap 4 Button Outline Example</h2>
  <button type="button" class="btn btn-outline-primary">Worklist</button>
  <button type="button" class="btn btn-outline-secondary">Worklist</button>
  <button type="button" class="btn btn-outline-success">Worklist</button>
  <button type="button" class="btn btn-outline-info">Worklist</button>
  <button type="button" class="btn btn-outline-warning">Worklist</button>
  <button type="button" class="btn btn-outline-danger">Worklist</button>
  <button type="button" class="btn btn-outline-dark">Worklist</button>
  <button type="button" class="btn btn-outline-light text-dark">Worklist</button>
</div>
 
</body>
</html>

Output:


Bootstrap 4 Buttons Size

Bootstrap provides the following classes to define the different button sizes.

• .btn-lg
• .btn-md
• .btn-sm
• .btn-xs

Bootstrap 4 Buttons Size Example:

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 4 Button Sizes 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/4.0.0/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
</head>
<body>
 
<div class="container">
  <h2>Bootstrap 4 Button Sizes Example</h2>
  <button type="button" class="btn btn-primary btn-lg">Worklist</button>
  <button type="button" class="btn btn-primary btn-md">Worklist</button>    
  <button type="button" class="btn btn-primary btn-sm">Worklist</button>
  <button type="button" class="btn btn-primary btn-xs">Worklist</button>
</div>
 
</body>
</html>

Output:


Bootstrap 4 Block Level Buttons

The .btn-block class is used to create a block level button. A block level button spans the entire width of the parent element.

Bootstrap 4 Block Level Buttons Example:

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 4 Block Level Buttons 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/4.0.0/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
</head>
<body>
 
<div class="container">
  <h2>Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-block">Save</button>
  <button type="button" class="btn btn-default btn-block">Update</button>
 
  <h2>Large Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-lg btn-block">Save</button>
  <button type="button" class="btn btn-default btn-lg btn-block">Update</button>
 
  <h2>Small Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-sm btn-block">Save</button>
  <button type="button" class="btn btn-default btn-sm btn-block">Update</button>
</div>
 
</body>
</html>

Output:


Bootstrap 4 Button States

Bootstrap provides the following classes to set a button as active or disabled.
.active: makes a button clickable.
.disabled: makes a button unclickable.

Bootstrap 4 Buttons States Example:

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 4 Button States 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/4.0.0/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
</head>
<body>
 
<div class="container">
  <h2>Bootstrap 4 Button States Example</h2>
  <button type="button" class="btn btn-primary">Save</button>
  <button type="button" class="btn btn-primary active">Update</button>
  <button type="button" class="btn btn-primary disabled">Cancel</button>
</div>
 
</body>
</html>

Output: