Webmastertoolbag Tryit Editor

<!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="none">
  
  
  
</head>
<body>

<div class="container">
  <h2>Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-block">Button 1</button>
  <button type="button" class="btn btn-success btn-block">Button 2</button>
  <br>
  
  <h2>Large Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-lg btn-block">Button 1</button>
  <button type="button" class="btn btn-success btn-lg btn-block">Button 2</button>
  <br>
  
  <h2>Small Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-sm btn-block">Button 1</button>
  <button type="button" class="btn btn-success btn-sm btn-block">Button 2</button>
</div>