BootStrap学习02栅格系统 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>bootstrap学习第一天</title>
    <link rel="stylesheet" href="bootstrap-3.3.7-dist/css/bootstrap.css">
    <script src="bootstrap-3.3.7-dist/js/jquery.js"></script>
    <script src="bootstrap-3.3.7-dist/js/bootstrap.js"></script>
    <script src="bootstrap-3.3.7-dist/js/holder.min.js"></script>
    <meta name="viewport" content="width=device-width, initial-scle=1, maximum-scale=1, user-scalable=no">
    <style>

        .container {
            height: 300px;
        }

        .row {
            margin-bottom: 15px;
        }
    </style>
</head>
<body>
<div class="container">
    <h1>BootStrap前端框架</h1>
    <div class="row">
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
            <!--<img src="holder.js/100px263" alt="">-->
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
    </div>
    <div class="row">
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
            <!--<img src="holder.js/100px263" alt="">-->
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>

    </div>
    <div class="row">
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
            <!--<img src="holder.js/100px263" alt="">-->
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>

    </div>
    <div class="row">
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
            <!--<img src="holder.js/100px263" alt="">-->
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>

    </div>
    <div class="row">
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
            <!--<img src="holder.js/100px263" alt="">-->
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>

    </div>
    <div class="row">
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
            <!--<img src="holder.js/100px263" alt="">-->
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>
        <div class="col-md-3">
            <img src="img/img_logo01.jpg" width="100%">
        </div>

    </div>
</div>

</body>
</html>

图片占位符生成器：holder.js

<img src="holder.js/100px263" alt="">中,生成一个大小是100px263的图片,p表示百分比

 






posted on 2018-07-06 17:18  o_0的园子  阅读(209)  评论(0)  编辑  收藏  举报

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