Hệ thống quản lý phương tiện trong PHP

1 <!DOCTYPE html>
2 <html lang=
"en">
3 <head>
4   <title>Bootstrap Example</title>
5   <meta charset=
"utf-8">
6   <meta name=
"viewport" content="width=device-width, initial-scale=1">
7   <link rel=
"stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
8   <script src=
"https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
9   <script src=
"https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
10   
11   
12 </head>
13 <body style=
"height:1500px">
14
15 <nav
class="navbar navbar-inverse navbar-fixed-top">
16   <div
class="container-fluid">
17     <div
class="navbar-header">
18       <a
class="navbar-brand" href="#">WebSiteName</a>
19     </div>
20     <ul
class="nav navbar-nav">
21       <li
class="active"><a href="#">Home</a></li>
22       <li><a href=
"#">Page 1</a></li>
23       <li><a href=
"#">Page 2</a></li>
24       <li><a href=
"#">Page 3</a></li>
25     </ul>
26   </div>
27 </nav>
28   
29 <div
class="container" style="margin-top:50px">
30   <h3>Fixed Navbar</h3>
31   <div
class="row">
32     <div
class="col-md-4">
33       <p>A
fixed navigation bar stays visible in a fixed position (top or bottom) independent of the page scroll.</p>
34       <p>A
fixed navigation bar stays visible in a fixed position (top or bottom) independent of the page scroll.</p>
35     </div>
36     <div
class="col-md-4">
37       <p>A
fixed navigation bar stays visible in a fixed position (top or bottom) independent of the page scroll.</p>
38       <p>A
fixed navigation bar stays visible in a fixed position (top or bottom) independent of the page scroll.</p>
39     </div>
40     <div
class="col-md-4">
41       <p>A
fixed navigation bar stays visible in a fixed position (top or bottom) independent of the page scroll.</p>
42       <p>A
fixed navigation bar stays visible in a fixed position (top or bottom) independent of the page scroll.</p>
43     </div>
44   </div>
45 </div>
46
47 <h1>Scroll
this page to see the effect</h1>
48
49 </body>
50 </html>


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