Bootstrap学习笔记1

Day01:

1.container类用于固定宽度并支持响应式布局的容器

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="x-ua-compatible" content="IE=edge">                                //用于IE浏览器
    <meta name="viewport" content="width=divice-width0,initial-scale=1">                 //获取当前设备窗口大小,并调整网页大小与之1:1
    <title>这是第一个Bootstrap网页</title>
    <link href="bootstrap.min.css" rel="stylesheet">                                     //引入本地bootstrap压缩版css样式文件
    <script src="https://cdn.bootcss.com/html5shiv/3.7.3/html5shiv.min.js"></script>     //引入IE9浏览器配置文件
    <script src="https://cdn.bootcss.com/respond.js/1.4.2/respond.min.js"></script>      //引入IE9浏览器配置文件
</head>
<body>
    <div class="container">                                                              //给div添加一个作为容器的类名,这个类在bootstrap里有样式
        <p>你好!!!</p>
    </div>
<script src="jquery-2.2.1.min.js"></script>                                              //添加jquery的js文件
<script src="bootstrap.min.js"></script>                                                 //添加bootstra的js文件
</body>
</html>



真正开发一般不会引用本地bootstrap的js,css文件

而是下面这三个网上的连接

<!-- 最新版本的 Bootstrap 核心 CSS 文件 -->
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">

<!-- 可选的 Bootstrap 主题文件(一般不用引入) -->
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">

<!-- 最新的 Bootstrap 核心 JavaScript 文件 -->
<script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>

Day02

1.container-fluid类  用于 100% 宽度,占据全部视口(viewport)的容器。
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name ="viewport" content ="width=device-width,inital-scale=1">
    <title>全局css样式</title>
    <link href = "../bootstrap.min.css" rel = "stylesheet">
</head>
<body>
    <div class = "container-fluid">
        <p>内容哈哈啊哈哈</p>
        <a href="">hello</a>
    </div>

</body>
</html>

2.栅格系统

  1. 一行只能有12列,多一列就到下一行。
  2. [class*="col-"]{}  类名模糊匹配
  3. rgba  :red gree blue 透明度


<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link href = "../bootstrap.min.css" rel="stylesheet">
    <style>
        .row{
            margin-bottom:20px;
        }
        .row .row{
            margin-top: 10px;
            margin-bottom: 0;
        }
        [class*="col-"]{
            padding-top: 15px;
            padding-bottom:15px;
            background-color: #eeeeee;
            border:1px solid #dddddd;
            background-color: rgba(86,61,124,.15);
            border:1px solid rgba(86,61,124,.2)
        }
    </style>
</head>
<body>
<div class = "container">
    <div class = "row">
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
        <div class="col-md-1">.col-md-1</div>
    </div>
</div>

</body>
</html>







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转载自blog.csdn.net/qq_34078582/article/details/80905014