css_6 浮动原理

2018-11-19  本文已影响0人  basicGeek

浮动布局:left right


特点


浮动作用


<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style type="text/css">
    body{
        margin:0 ;
    }
        .red,.green,.blue{
            width: 200px;
            height: 200px;
        }
        .red{
            background: red;
            float:left;
        }
        .green{
            background: green;
            float:left;
        }
        .blue{
            background: blue;
            float:right;

        }
        span{
            float: left;
            background: pink;
            width:100px;
            height: 200px;
        }
    </style>
</head>
<body>
    <div class="red"></div>
    <div class="green"></div>
    <div class="blue"></div>
    <span></span>
</body>
</html>
浮动原理
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