<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://apps.bdimg.com/libs/bootstrap/3.3.0/css/bootstrap.min.css">
<script src="https://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script>
<script src="https://apps.bdimg.com/libs/bootstrap/3.3.0/js/bootstrap.min.js"></script>
</head>
<style>
#myBtn { width: 300px;
padding: 10px;
font-size:20px;
position: absolute;
margin: 0 auto;
right: 0;
left: 0;
bottom: 50px;
z-index: 9999;
}
</style>
<body>
<div class="container">
<h2>Modal Methods</h2>
<p>The <strong>show</strong> method shows the modal and the <strong>hide</strong> method hides the modal.</p>
<button type="button" class="btn btn-info btn-md" id="myBtn">Hide Modal</button>
<div class="modal fade" id="myModal" role="dialog">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h4 class="modal-title">Modal Methods</h4>
</div>
<div class="modal-body">
<p>The <strong>show</strong> method shows the modal and the <strong>hide</strong> method hides the modal.</p>
</div>
</div>