下载文件： 官网--getbootstrap.com---Download---bootstrapDownload
如果不想下载文件 可以直接引用官方的链接：
1 <!-- Latest compiled and minified CSS --> 2 <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css"> 3 4 <!-- Optional theme --> 5 <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap-theme.min.css"> 6 7 <!-- Latest compiled and minified JavaScript --> 8 <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
bootstrap文件内容
bootstrap/
├── css/
│ ├── bootstrap.css
│ ├── bootstrap.css.map
│ ├── bootstrap.min.css
│ ├── bootstrap-theme.css
│ ├── bootstrap-theme.css.map
│ └── bootstrap-theme.min.css
├── js/
│ ├── bootstrap.js
│ └── bootstrap.min.js
└── fonts/
├── glyphicons-halflings-regular.eot
├── glyphicons-halflings-regular.svg
├── glyphicons-halflings-regular.ttf
├── glyphicons-halflings-regular.woff
└── glyphicons-halflings-regular.woff2导入jQuery 和bootstrap的CSS JS，因为bootstrap所有的JS插件都依赖于jQuery，因此jQuery要在Bootstrap之前引用。
官方给出了HTML的模板
1 <!DOCTYPE html>//定义HTMl5 2 <html lang="en"> 3 <head> 4 <meta charset="utf-8">//utf-8编码 5 <meta http-equiv="X-UA-Compatible" content="IE=edge">//IE渲染模式 6 <meta name="viewport" content="width=device-width, initial-scale=1"> 7 <!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags --> 8 <title>Bootstrap 101 Template</title> 9 10 <!-- Bootstrap --> 11 <link href="css/bootstrap.min.css" rel="stylesheet"> 12 13 <!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries --> 14 <!-- WARNING: Respond.js doesn‘t work if you view the page via file:// --> 15 <!--[if lt IE 9]> 16 <script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script> 17 <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script> 18 <![endif]--> 19 </head> 20 <body> 21 <h1>Hello, world!</h1> 22 23 <!-- jQuery (necessary for Bootstrap‘s JavaScript plugins) --> 24 <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script> 25 <!-- Include all compiled plugins (below), or include individual files as needed --> 26 <script src="js/bootstrap.min.js"></script> 27 </body> 28 </html>
原文：http://www.cnblogs.com/wss2881938/p/4673686.html