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  • Bootstrap(前端框架)

    大纲

    1. Bootstrap
    

    Bootstrap中文网
    -》Bootstrap3中文文档-》全局CSS样式 即可查询CSS样式(CSS直通车
    -》Bootstrap3中文文档-》组件样式 即可查询组件 (组件直通车
    -》Bootstrap3中文文档-》JavaScript插件 即可查询JavaScript插件(JavaScript插件直通车

    Bootstrap:

    1. 概念: 一个前端开发的框架,Bootstrap,来自 Twitter,是目前很受欢迎的前端框架。Bootstrap 是基于 HTML、CSS、JavaScript 的,它简洁灵活,使得 Web 开发更加快捷。
    	* 框架:一个半成品软件,开发人员可以在框架基础上,在进行开发,简化编码。
    	* 好处:
    		1. 定义了很多的css样式和js插件。我们开发人员直接可以使用这些样式和插件得到丰富的页面效果。
    		2. 响应式布局。
    			* 同一套页面可以兼容不同分辨率的设备。
    
    2. 快速入门
    	1. 下载Bootstrap
    	2. 在项目中将这三个文件夹复制
    	3. 创建html页面,引入必要的资源文件
                        jquery-3.2.1.min.js一般放在js文件夹下
    
    	<!DOCTYPE html>
    	<html lang="zh-CN">
    	<head>
    	    <meta charset="utf-8">
    	    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    	    <meta name="viewport" content="width=device-width, initial-scale=1">
    	    <!-- 上述3个meta标签*必须*放在最前面,任何其他内容都*必须*跟随其后! -->
    	    <title>Bootstrap HelloWorld</title>
    	
    	    <!-- Bootstrap -->
    	    <link href="css/bootstrap.min.css" rel="stylesheet">
    	
    	    <!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery,所以必须放在前边) -->
    	    <script src="js/jquery-3.2.1.min.js"></script>
    	    <!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
    	    <script src="js/bootstrap.min.js"></script>
    	</head>
    	<body>
    	<h1>你好,世界!</h1>
    	
    	</body>
    	</html>
    

    响应式布局

    * 同一套页面可以兼容不同分辨率的设备。
    * 实现:依赖于栅格系统:将一行平均分成12个格子,可以指定元素占几个格子
    * 步骤:
    	1. 定义容器。相当于之前的table、
    		* 容器分类:
    			1. container:两边留白
    			2. container-fluid:每一种设备都是100%宽度
    	2. 定义行。相当于之前的tr   样式:row
    	3. 定义元素。指定该元素在不同的设备上,所占的格子数目。样式:col-设备代号-格子数目
    		* 设备代号:
    			1. xs:超小屏幕 手机 (<768px):col-xs-12
    			2. sm:小屏幕 平板 (≥768px)
    			3. md:中等屏幕 桌面显示器 (≥992px)
    			4. lg:大屏幕 大桌面显示器 (≥1200px)
    
    	* 注意:
    		1. 一行中如果格子数目超过12,则超出部分自动换行。
    		2. 栅格类属性可以向上兼容。栅格类适用于与屏幕宽度大于或等于分界点大小的设备。
    		3. 如果真实设备宽度小于了设置栅格类属性的设备代码的最小值,会一个元素沾满一整行。
    

    CSS样式和JS插件

    1. 全局CSS样式:
        class="btn btn-default"
        例:    <a class="btn btn-default" href="#" role="button">Link</a>
                <button class="btn btn-default" type="submit">Button</button>
                <input class="btn btn-default" type="button" value="Input">
                <input class="btn btn-default" type="submit" value="Submit">
                
                <button type="button" class="btn btn-default">(默认样式)Default</button>
                <button type="button" class="btn btn-primary">(首选项)Primary</button>
                <button type="button" class="btn btn-success">(成功)Success</button>
                <button type="button" class="btn btn-info">(一般信息)Info</button>
                <button type="button" class="btn btn-warning">(警告)Warning</button>
                <button type="button" class="btn btn-danger">(危险)Danger</button>
                <button type="button" class="btn btn-link">(链接)Link</button>
    
    *  class="img-responsive":图片在任意尺寸都占100%
        *  图片形状
        *  <img src="..." alt="..." class="img-rounded">:方形
        *  <img src="..." alt="..." class="img-circle"> : 圆形
        *  <img src="..." alt="..." class="img-thumbnail"> :相框
            <img src="..." alt="..." class="img-responsive img-thumbnail">
    
        * table
        * table-bordered 边框
        * table-hover 选中
        例:   <table class="table table-bordered table-hover">
                <tr>
                    <td>编号</td>
                    <td>姓名</td>
                    <td>年龄</td>
                </tr>
                <tr>
                    <td>001</td>
                    <td>张三</td>
                    <td>23</td>
                </tr>
                <tr>
                    <td>002</td>
                    <td>李四</td>
                    <td>18</td>
                </tr>
                </table>
    
    * 给表单项添加:class="form-control"
        例:      <form>
                    <div class="form-group">
                        <label for="exampleInputEmail1">Email address</label>
                        <input type="email" class="form-control" id="exampleInputEmail1" placeholder="Email">
                    </div>
                    <div class="form-group">
                        <label for="exampleInputPassword1">Password</label>
                        <input type="password" class="form-control" id="exampleInputPassword1" placeholder="Password">
                    </div>
                    <div class="form-group">
                        <label for="exampleInputFile">File input</label>
                        <input type="file" id="exampleInputFile">
                        <p class="help-block">Example block-level help text here.</p>
                    </div>
                    <div class="checkbox">
                        <label>
                            <input type="checkbox"> Check me out
                        </label>
                    </div>
                    <button type="submit" class="btn btn-default">Submit</button>
                 </form>
    
    1. 组件:
    • 导航条
      navbar-default 可改为 navbar-inverse (黑色)
    <nav class="navbar navbar-default">
            <div class="container-fluid">
                <!-- Brand and toggle get grouped for better mobile display -->
                <div class="navbar-header">
                    <!--定义汉堡按钮-->
                    <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
                        <span class="sr-only">Toggle navigation</span>
                        <span class="icon-bar"></span>
                        <span class="icon-bar"></span>
                        <span class="icon-bar"></span>
                    </button>
                    <a class="navbar-brand" href="#">首页</a>
                </div>
    
                <!-- Collect the nav links, forms, and other content for toggling -->
                <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
                    <ul class="nav navbar-nav">
                        <li class="active"><a href="#">Link <span class="sr-only">(current)</span></a></li>
                        <li><a href="#">Link</a></li>
                        <li class="dropdown">
                            <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">Dropdown <span class="caret"></span></a>
                            <ul class="dropdown-menu">
                                <li><a href="#">Action</a></li>
                                <li><a href="#">Another action</a></li>
                                <li><a href="#">Something else here</a></li>
                                <li role="separator" class="divider"></li>
                                <li><a href="#">Separated link</a></li>
                                <li role="separator" class="divider"></li>
                                <li><a href="#">One more separated link</a></li>
                            </ul>
                        </li>
                    </ul>
                    <form class="navbar-form navbar-left">
                        <div class="form-group">
                            <input type="text" class="form-control" placeholder="Search">
                        </div>
                        <button type="submit" class="btn btn-default">Submit</button>
                    </form>
                    <ul class="nav navbar-nav navbar-right">
                        <li><a href="#">Link</a></li>
                        <li class="dropdown">
                            <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">Dropdown <span class="caret"></span></a>
                            <ul class="dropdown-menu">
                                <li><a href="#">Action</a></li>
                                <li><a href="#">Another action</a></li>
                                <li><a href="#">Something else here</a></li>
                                <li role="separator" class="divider"></li>
                                <li><a href="#">Separated link</a></li>
                            </ul>
                        </li>
                    </ul>
                </div><!-- /.navbar-collapse -->
            </div><!-- /.container-fluid -->
        </nav>
    
    <nav aria-label="Page navigation">
        <ul class="pagination">
            <!--禁用 disabled-->
            <li class="disabled">
                <a href="#" aria-label="Previous">
                    <span aria-hidden="true">&laquo;</span>
                </a>
            </li>
            <li><a href="#">1</a></li>
            <!--选中 active-->
            <li class="active"><a href="#">2</a></li>
            <li><a href="#">3</a></li>
            <li><a href="#">4</a></li>
            <li><a href="#">5</a></li>
            <li>
                <a href="#" aria-label="Next">
                    <span aria-hidden="true">&raquo;</span>
                </a>
            </li>
        </ul>
    </nav>
    
    1. 插件:
      * 轮播图
    <div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
            <!-- Indicators -->
            <ol class="carousel-indicators">
                <li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
                <li data-target="#carousel-example-generic" data-slide-to="1"></li>
                <li data-target="#carousel-example-generic" data-slide-to="2"></li>
            </ol>
    
            <!-- Wrapper for slides -->
            <div class="carousel-inner" role="listbox">
                <div class="item active">
                    <img src="img/banner_1.jpg" alt="...">
                </div>
                <div class="item">
                    <img src="img/banner_2.jpg" alt="...">
                </div>
                <div class="item">
                    <img src="img/banner_3.jpg" alt="...">
                </div>
                ...
            </div>
    
            <!-- Controls -->
            <a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
                <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                <span class="sr-only">Previous</span>
            </a>
            <a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
                <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                <span class="sr-only">Next</span>
            </a>
        </div>
    

    案例

    <!DOCTYPE html>
    <html lang="zh-CN">
    <head>
        <meta charset="utf-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <!-- 上述3个meta标签*必须*放在最前面,任何其他内容都*必须*跟随其后! -->
        <title>Bootstrap HelloWorld</title>
    
        <!-- Bootstrap -->
        <link href="css/bootstrap.min.css" rel="stylesheet">
    
        <!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery,所以必须放在前边) -->
        <script src="js/jquery-3.2.1.min.js"></script>
        <!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
        <script src="js/bootstrap.min.js"></script>
        <style>
            .paddtop{
                padding-top: 10px;
            }
            .search-btn{
                float: left;
                border:1px solid #ffc900;
                 90px;
                height: 35px;
                background-color:#ffc900 ;
                text-align: center;
                line-height: 35px;//垂直居中
                margin-top: 15px;
            }
    
            .search-input{
                float: left;
                border:2px solid #ffc900;
                 400px;
                height: 35px;
                padding-left: 5px;
                margin-top: 15px;
            }
            .jx{
                border-bottom: 2px solid #ffc900;
                padding: 5px;
            }
            .company{
                height: 40px;
                background-color: #ffc900;
                text-align: center;
                line-height:40px ;
                font-size: 8px;
            }
        </style>
    </head>
    <body>
    
       <!-- 1.页眉部分-->
       <header class="container-fluid">
           <div class="row">
               <img src="img/top_banner.jpg" class="img-responsive">
           </div>
           <div class="row paddtop">
               <div class="col-md-3">
                   <img src="img/logo.jpg" class="img-responsive">
               </div>
               <div class="col-md-5">
                   <input class="search-input" placeholder="请输入线路名称">
                   <a class="search-btn" href="#">搜索</a>
               </div>
               <div class="col-md-4">
                   <img src="img/hotel_tel.png" class="img-responsive">
               </div>
    
           </div>
           <!--导航栏-->
           <div class="row">
               <nav class="navbar navbar-default">
                   <div class="container-fluid">
                       <!-- Brand and toggle get grouped for better mobile display -->
                       <div class="navbar-header">
                           <!-- 定义汉堡按钮 -->
                           <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
                               <span class="sr-only">Toggle navigation</span>
                               <span class="icon-bar"></span>
                               <span class="icon-bar"></span>
                               <span class="icon-bar"></span>
                           </button>
                           <a class="navbar-brand" href="#">首页</a>
                       </div>
    
                       <!-- Collect the nav links, forms, and other content for toggling -->
                       <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
                           <ul class="nav navbar-nav">
                               <li class="active"><a href="#">Link <span class="sr-only">(current)</span></a></li>
                               <li><a href="#">Link</a></li>
                               <li><a href="#">Link</a></li>
                               <li><a href="#">Link</a></li>
                               <li><a href="#">Link</a></li>
                               <li><a href="#">Link</a></li>
    
                           </ul>
                       </div><!-- /.navbar-collapse -->
                   </div><!-- /.container-fluid -->
               </nav>
    
           </div>
    
           <!--轮播图-->
           <div class="row">
               <div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
                   <!-- Indicators -->
                   <ol class="carousel-indicators">
                       <li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
                       <li data-target="#carousel-example-generic" data-slide-to="1"></li>
                       <li data-target="#carousel-example-generic" data-slide-to="2"></li>
                   </ol>
    
                   <!-- Wrapper for slides -->
                   <div class="carousel-inner" role="listbox">
                       <div class="item active">
                           <img src="img/banner_1.jpg" alt="...">
                       </div>
                       <div class="item">
                           <img src="img/banner_2.jpg" alt="...">
                       </div>
                       <div class="item">
                           <img src="img/banner_3.jpg" alt="...">
                       </div>
    
                   </div>
    
                   <!-- Controls -->
                   <a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
                       <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                       <span class="sr-only">Previous</span>
                   </a>
                   <a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
                       <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                       <span class="sr-only">Next</span>
                   </a>
               </div>
           </div>
       </header>
       <!-- 2.主体部分-->
       <div class="container">
            <div class="row jx">
                <img src="img/icon_5.jpg">
                <span>黑马精选</span>
            </div>
    
           <div class="row paddtop">
               <div class="col-md-3">
                    <div class="thumbnail">
                        <img src="img/jiangxuan_3.jpg" alt="">
                        <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                        <font color="red">&yen; 699</font>
                    </div>
               </div>
               <div class="col-md-3">
                   <div class="thumbnail">
                       <img src="img/jiangxuan_3.jpg" alt="">
                       <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                       <font color="red">&yen; 699</font>
                   </div>
    
               </div>
               <div class="col-md-3">
    
                   <div class="thumbnail">
                       <img src="img/jiangxuan_3.jpg" alt="">
                       <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                       <font color="red">&yen; 699</font>
                   </div>
               </div>
               <div class="col-md-3">
    
                   <div class="thumbnail">
                       <img src="img/jiangxuan_3.jpg" alt="">
                       <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                       <font color="red">&yen; 699</font>
                   </div>
               </div>
           </div>
           <div class="row jx">
               <img src="img/icon_6.jpg">
               <span>国内游</span>
           </div>
           <div class="row paddtop">
               <div class="col-md-4">
                   <img src="img/guonei_1.jpg">
               </div>
               <div class="col-md-8">
                   <div class="row">
                       <div class="col-md-4">
                           <div class="thumbnail">
                               <img src="img/jiangxuan_3.jpg" alt="">
                               <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                               <font color="red">&yen; 699</font>
                           </div>
                       </div>
                       <div class="col-md-4">
                           <div class="thumbnail">
                               <img src="img/jiangxuan_3.jpg" alt="">
                               <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                               <font color="red">&yen; 699</font>
                           </div>
    
                       </div>
                       <div class="col-md-4">
    
                           <div class="thumbnail">
                               <img src="img/jiangxuan_3.jpg" alt="">
                               <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                               <font color="red">&yen; 699</font>
                           </div>
                       </div>
    
                   </div>
                   <div class="row">
                       <div class="col-md-4">
                           <div class="thumbnail">
                               <img src="img/jiangxuan_3.jpg" alt="">
                               <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                               <font color="red">&yen; 699</font>
                           </div>
                       </div>
                       <div class="col-md-4">
                           <div class="thumbnail">
                               <img src="img/jiangxuan_3.jpg" alt="">
                               <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                               <font color="red">&yen; 699</font>
                           </div>
    
                       </div>
                       <div class="col-md-4">
    
                           <div class="thumbnail">
                               <img src="img/jiangxuan_3.jpg" alt="">
                               <p>上海直飞三亚5天4晚自由行(春节预售+亲子/蜜月/休闲游首选+豪华酒店任选+接送机)</p>
                               <font color="red">&yen; 699</font>
                           </div>
                       </div>
                   </div>
               </div>
           </div>
       </div>
       <!-- 3.页脚部分-->
       <footer class="container-fluid">
           <div class="row">
               <img src="img/footer_service.png" class="img-responsive">
           </div>
           <div class="row company">
               江苏传智播客教育科技股份有限公司 版权所有Copyright 2006-2018, All Rights Reserved 苏ICP备16007882
           </div>
    
       </footer>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/xingkongcanghai/p/14294821.html
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