lovecoding
/
W0407


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }
        body {
            display: flex;
        }
        #box1 {
            width: 300px;
            height: 900px;
            background: #00f;
        }
        #box2 {
            flex: 1;
            height: 900px;
            background: #0ff;
            margin-left: 10px;
            display: flex;
            flex-direction: column;
        }
        #header {
            width: 100%;
            height: 100px;
            background: #00f;
        }
        #main {
            width: 100%;
            flex: 8;
            /* height: 100px; */
            background: #ff0;
        }
        #footer {
            width: 100%;
            flex: 1;
            background: #0f0;
        }
    </style>
</head>

<body>
    <div id="box1"></div>
    <div id="box2">
        <div id="header"></div>
        <div id="main"></div>
        <div id="footer"></div>
    </div>
</body>

</html>